Home / 5,472.97-7,545.15-4,127.96

Finding the Fourth Proportional to 5,472.97, 7,545.15 and 4,127.96

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Solution

The fourth proportional to 5,472.97, 7,545.15 and 4,127.96 is: 5,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.97 : 7,545.15 = 4,127.96 : x
  2. Step 2: Convert to fraction form
    5,472.97/7,545.15 = 4,127.96/x
  3. Step 3: Cross multiply
    5,472.97x = 7,545.15 × 4,127.96
  4. Step 4: Simplify right side
    5,472.97x = 31,146,096.26
  5. Step 5: Solve for x
    x = 31,146,096.26/5,472.97
  6. Step 6: Final answer
    x = 5,690.90

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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.