# Find the 4th proportional to 4, 16 and 7.

**Answer: (1) 28**

**Explanation:-**

4, 16 and 7

Let the fourth proportion be X

Then,

4/16 = 7/X

1/4 = 7/X

X = 7 x 4

X = 28

Hence, the fourth proportion is 28.

**Answer: (1) 28**

**Explanation:-**

4, 16 and 7

Let the fourth proportion be X

Then,

4/16 = 7/X

1/4 = 7/X

X = 7 x 4

X = 28

Hence, the fourth proportion is 28.