Conversion formula

The conversion factor from knots to feet per second is 1.6878098570997, which means that 1 knot is equal to 1.6878098570997 feet per second:

1 kt = 1.6878098570997 ft/s

To convert 51 knots into feet per second we have to multiply 51 by the conversion factor in order to get the velocity amount from knots to feet per second. We can also form a simple proportion to calculate the result:

1 kt → 1.6878098570997 ft/s

51 kt → V_(ft/s)

Solve the above proportion to obtain the velocity V in feet per second:

V_(ft/s) = 51 kt × 1.6878098570997 ft/s

V_(ft/s) = 86.078302712087 ft/s

The final result is:

51 kt → 86.078302712087 ft/s

We conclude that 51 knots is equivalent to 86.078302712087 feet per second:

51 knots = 86.078302712087 feet per second

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 foot per second is equal to 0.011617329437184 × 51 knots.

Another way is saying that 51 knots is equal to 1 ÷ 0.011617329437184 feet per second.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that fifty-one knots is approximately eighty-six point zero seven eight feet per second:

51 kt ≅ 86.078 ft/s

An alternative is also that one foot per second is approximately zero point zero one two times fifty-one knots.

Conversion table

knots to feet per second chart

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