Conversion formula

The conversion factor from feet to kilometers is 0.0003048, which means that 1 foot is equal to 0.0003048 kilometers:

1 ft = 0.0003048 km

To convert 8421 feet into kilometers we have to multiply 8421 by the conversion factor in order to get the length amount from feet to kilometers. We can also form a simple proportion to calculate the result:

1 ft → 0.0003048 km

8421 ft → L_(km)

Solve the above proportion to obtain the length L in kilometers:

L_(km) = 8421 ft × 0.0003048 km

L_(km) = 2.5667208 km

The final result is:

8421 ft → 2.5667208 km

We conclude that 8421 feet is equivalent to 2.5667208 kilometers:

8421 feet = 2.5667208 kilometers

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer is equal to 0.38960217254639 × 8421 feet.

Another way is saying that 8421 feet is equal to 1 ÷ 0.38960217254639 kilometers.

Approximate result

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

8421 ft ≅ 2.567 km

An alternative is also that one kilometer is approximately zero point three nine times eight thousand four hundred twenty-one feet.

Conversion table

feet to kilometers chart

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