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Finding the Fourth Proportional to 8,363.50, 12,545.10 and 3,367.16

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Solution

The fourth proportional to 8,363.50, 12,545.10 and 3,367.16 is: 5,050.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.50 : 12,545.10 = 3,367.16 : x
  2. Step 2: Convert to fraction form
    8,363.50/12,545.10 = 3,367.16/x
  3. Step 3: Cross multiply
    8,363.50x = 12,545.10 × 3,367.16
  4. Step 4: Simplify right side
    8,363.50x = 42,241,358.92
  5. Step 5: Solve for x
    x = 42,241,358.92/8,363.50
  6. Step 6: Final answer
    x = 5,050.68

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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.