The LCM of 4, 6, and 10 is: 60.

Multiples of 4 are 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48,
52, 56, 60, and so on.

Multiples of 6 are 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, and so
on.

Multiples of 10 are 10, 20, 30, 40, 50, 60, and so on.

So the LCM of 4, 6, and 10 is 60.