Conversion formula

The conversion factor from feet per second to kilometers per hour is 1.0972799999991, which means that 1 foot per second is equal to 1.0972799999991 kilometers per hour:

1 ft/s = 1.0972799999991 km/h

To convert 5221 feet per second into kilometers per hour we have to multiply 5221 by the conversion factor in order to get the velocity amount from feet per second to kilometers per hour. We can also form a simple proportion to calculate the result:

1 ft/s → 1.0972799999991 km/h

5221 ft/s → V_(km/h)

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

V_(km/h) = 5221 ft/s × 1.0972799999991 km/h

V_(km/h) = 5728.8988799954 km/h

The final result is:

5221 ft/s → 5728.8988799954 km/h

We conclude that 5221 feet per second is equivalent to 5728.8988799954 kilometers per hour:

5221 feet per second = 5728.8988799954 kilometers per hour

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer per hour is equal to 0.00017455361334651 × 5221 feet per second.

Another way is saying that 5221 feet per second is equal to 1 ÷ 0.00017455361334651 kilometers per hour.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that five thousand two hundred twenty-one feet per second is approximately five thousand seven hundred twenty-eight point eight nine nine kilometers per hour:

5221 ft/s ≅ 5728.899 km/h

An alternative is also that one kilometer per hour is approximately zero times five thousand two hundred twenty-one feet per second.

Conversion table

feet per second to kilometers per hour chart

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