Home / 10,753.92-16,131.68-4,177.28

Finding the Fourth Proportional to 10,753.92, 16,131.68 and 4,177.28

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Solution

The fourth proportional to 10,753.92, 16,131.68 and 4,177.28 is: 6,266.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753.92 : 16,131.68 = 4,177.28 : x
  2. Step 2: Convert to fraction form
    10,753.92/16,131.68 = 4,177.28/x
  3. Step 3: Cross multiply
    10,753.92x = 16,131.68 × 4,177.28
  4. Step 4: Simplify right side
    10,753.92x = 67,386,544.23
  5. Step 5: Solve for x
    x = 67,386,544.23/10,753.92
  6. Step 6: Final answer
    x = 6,266.23

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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.