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 3998 knots into feet per second we have to multiply 3998 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

3998 kt → V_(ft/s)

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

V_(ft/s) = 3998 kt × 1.6878098570997 ft/s

V_(ft/s) = 6747.8638086847 ft/s

The final result is:

3998 kt → 6747.8638086847 ft/s

We conclude that 3998 knots is equivalent to 6747.8638086847 feet per second:

3998 knots = 6747.8638086847 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 0.00014819504784803 × 3998 knots.

Another way is saying that 3998 knots is equal to 1 ÷ 0.00014819504784803 feet per second.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that three thousand nine hundred ninety-eight knots is approximately six thousand seven hundred forty-seven point eight six four feet per second:

3998 kt ≅ 6747.864 ft/s

An alternative is also that one foot per second is approximately zero times three thousand nine hundred ninety-eight 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