if 28.521 = 14588,what is 2.8 x 5.21
To solve the expression 2.8 x 5.21, we can use the given information that 28.521 is equal to 14588.
Step 1: Rewrite the multiplication expression.
2.8 x 5.21 = (2.8 x 10) x 0.521
Step 2: Convert 2.8 to 2.8 x 10.
2.8 x 10 = 28
Step 3: Compute the multiplication.
28 x 0.521 = 14.588
Therefore, 2.8 x 5.21 is equal to 14.588.
To find the value of 2.8 x 5.21, you can set up a proportion using the given information:
28.521 is to 14588 as 2.8 x 5.21 is to x (unknown).
Using cross multiplication, we can solve for x:
28.521 * x = 14588 * (2.8 * 5.21)
x = (14588 * 2.8 * 5.21) / 28.521
x ≈ 2669.098
So, approximately, 2.8 x 5.21 = 2669.098.