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 1687 knots into feet per second we have to multiply 1687 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

1687 kt → V_(ft/s)

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

V_(ft/s) = 1687 kt × 1.6878098570997 ft/s

V_(ft/s) = 2847.3352289273 ft/s

The final result is:

1687 kt → 2847.3352289273 ft/s

We conclude that 1687 knots is equivalent to 2847.3352289273 feet per second:

1687 knots = 2847.3352289273 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 0.00035120557278981 × 1687 knots.

Another way is saying that 1687 knots is equal to 1 ÷ 0.00035120557278981 feet per second.

Approximate result

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

1687 kt ≅ 2847.335 ft/s

An alternative is also that one foot per second is approximately zero times one thousand six hundred eighty-seven 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