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 9021 feet per second into kilometers per hour we have to multiply 9021 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

9021 ft/s → V_(km/h)

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

V_(km/h) = 9021 ft/s × 1.0972799999991 km/h

V_(km/h) = 9898.5628799921 km/h

The final result is:

9021 ft/s → 9898.5628799921 km/h

We conclude that 9021 feet per second is equivalent to 9898.5628799921 kilometers per hour:

9021 feet per second = 9898.5628799921 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 0.0001010247661326 × 9021 feet per second.

Another way is saying that 9021 feet per second is equal to 1 ÷ 0.0001010247661326 kilometers per hour.

Approximate result

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

9021 ft/s ≅ 9898.563 km/h

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