Home / 7,385.73-11,073.12-4,463.36

Finding the Fourth Proportional to 7,385.73, 11,073.12 and 4,463.36

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Solution

The fourth proportional to 7,385.73, 11,073.12 and 4,463.36 is: 6,691.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.73 : 11,073.12 = 4,463.36 : x
  2. Step 2: Convert to fraction form
    7,385.73/11,073.12 = 4,463.36/x
  3. Step 3: Cross multiply
    7,385.73x = 11,073.12 × 4,463.36
  4. Step 4: Simplify right side
    7,385.73x = 49,423,265.52
  5. Step 5: Solve for x
    x = 49,423,265.52/7,385.73
  6. Step 6: Final answer
    x = 6,691.72

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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.