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Finding the Fourth Proportional to 8,545.13, 11,793.18 and 4,769.61

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Solution

The fourth proportional to 8,545.13, 11,793.18 and 4,769.61 is: 6,582.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.13 : 11,793.18 = 4,769.61 : x
  2. Step 2: Convert to fraction form
    8,545.13/11,793.18 = 4,769.61/x
  3. Step 3: Cross multiply
    8,545.13x = 11,793.18 × 4,769.61
  4. Step 4: Simplify right side
    8,545.13x = 56,248,842.92
  5. Step 5: Solve for x
    x = 56,248,842.92/8,545.13
  6. Step 6: Final answer
    x = 6,582.56

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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.