Home / 10,073.87-15,115.76-4,531.13

Finding the Fourth Proportional to 10,073.87, 15,115.76 and 4,531.13

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Solution

The fourth proportional to 10,073.87, 15,115.76 and 4,531.13 is: 6,798.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073.87 : 15,115.76 = 4,531.13 : x
  2. Step 2: Convert to fraction form
    10,073.87/15,115.76 = 4,531.13/x
  3. Step 3: Cross multiply
    10,073.87x = 15,115.76 × 4,531.13
  4. Step 4: Simplify right side
    10,073.87x = 68,491,473.61
  5. Step 5: Solve for x
    x = 68,491,473.61/10,073.87
  6. Step 6: Final answer
    x = 6,798.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.