Home / 5,008.38-7,512.15-1,545.66

Finding the Fourth Proportional to 5,008.38, 7,512.15 and 1,545.66

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Solution

The fourth proportional to 5,008.38, 7,512.15 and 1,545.66 is: 2,318.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.38 : 7,512.15 = 1,545.66 : x
  2. Step 2: Convert to fraction form
    5,008.38/7,512.15 = 1,545.66/x
  3. Step 3: Cross multiply
    5,008.38x = 7,512.15 × 1,545.66
  4. Step 4: Simplify right side
    5,008.38x = 11,611,229.77
  5. Step 5: Solve for x
    x = 11,611,229.77/5,008.38
  6. Step 6: Final answer
    x = 2,318.36

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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.