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Finding the Fourth Proportional to 7,545.70, 10,423.22 and 5,799.14

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Solution

The fourth proportional to 7,545.70, 10,423.22 and 5,799.14 is: 8,010.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.70 : 10,423.22 = 5,799.14 : x
  2. Step 2: Convert to fraction form
    7,545.70/10,423.22 = 5,799.14/x
  3. Step 3: Cross multiply
    7,545.70x = 10,423.22 × 5,799.14
  4. Step 4: Simplify right side
    7,545.70x = 60,445,712.03
  5. Step 5: Solve for x
    x = 60,445,712.03/7,545.70
  6. Step 6: Final answer
    x = 8,010.62

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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.