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Unit Converter

Conversion formula

The conversion factor from feet per second to miles per hour is 0.68181818181818, which means that 1 foot per second is equal to 0.68181818181818 miles per hour:

1 ft/s = 0.68181818181818 mph

To convert 4 feet per second into miles per hour we have to multiply 4 by the conversion factor in order to get the velocity amount from feet per second to miles per hour. We can also form a simple proportion to calculate the result:

1 ft/s → 0.68181818181818 mph

4 ft/s → V(mph)

Solve the above proportion to obtain the velocity V in miles per hour:

V(mph) = 4 ft/s × 0.68181818181818 mph

V(mph) = 2.7272727272727 mph

The final result is:

4 ft/s → 2.7272727272727 mph

We conclude that 4 feet per second is equivalent to 2.7272727272727 miles per hour:

4 feet per second = 2.7272727272727 miles per hour

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile per hour is equal to 0.36666666666667 × 4 feet per second.

Another way is saying that 4 feet per second is equal to 1 ÷ 0.36666666666667 miles per hour.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four feet per second is approximately two point seven two seven miles per hour:

4 ft/s ≅ 2.727 mph

An alternative is also that one mile per hour is approximately zero point three six seven times four feet per second.

Conversion table

feet per second to miles per hour chart

For quick reference purposes, below is the conversion table you can use to convert from feet per second to miles per hour

feet per second (ft/s) miles per hour (mph)
5 feet per second 3.409 miles per hour
6 feet per second 4.091 miles per hour
7 feet per second 4.773 miles per hour
8 feet per second 5.455 miles per hour
9 feet per second 6.136 miles per hour
10 feet per second 6.818 miles per hour
11 feet per second 7.5 miles per hour
12 feet per second 8.182 miles per hour
13 feet per second 8.864 miles per hour
14 feet per second 9.545 miles per hour