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 4821 feet per second into kilometers per hour we have to multiply 4821 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

4821 ft/s → V_(km/h)

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

V_(km/h) = 4821 ft/s × 1.0972799999991 km/h

V_(km/h) = 5289.9868799958 km/h

The final result is:

4821 ft/s → 5289.9868799958 km/h

We conclude that 4821 feet per second is equivalent to 5289.9868799958 kilometers per hour:

4821 feet per second = 5289.9868799958 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 0.00018903638566317 × 4821 feet per second.

Another way is saying that 4821 feet per second is equal to 1 ÷ 0.00018903638566317 kilometers per hour.

Approximate result

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

4821 ft/s ≅ 5289.987 km/h

An alternative is also that one kilometer per hour is approximately zero times four thousand eight 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