Home / 7,629.32-10,528.99-4,272.04

Finding the Fourth Proportional to 7,629.32, 10,528.99 and 4,272.04

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Solution

The fourth proportional to 7,629.32, 10,528.99 and 4,272.04 is: 5,895.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.32 : 10,528.99 = 4,272.04 : x
  2. Step 2: Convert to fraction form
    7,629.32/10,528.99 = 4,272.04/x
  3. Step 3: Cross multiply
    7,629.32x = 10,528.99 × 4,272.04
  4. Step 4: Simplify right side
    7,629.32x = 44,980,268.92
  5. Step 5: Solve for x
    x = 44,980,268.92/7,629.32
  6. Step 6: Final answer
    x = 5,895.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.