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Finding the Fourth Proportional to 8,545.53, 12,810.08 and 2,698.14

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Solution

The fourth proportional to 8,545.53, 12,810.08 and 2,698.14 is: 4,044.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.53 : 12,810.08 = 2,698.14 : x
  2. Step 2: Convert to fraction form
    8,545.53/12,810.08 = 2,698.14/x
  3. Step 3: Cross multiply
    8,545.53x = 12,810.08 × 2,698.14
  4. Step 4: Simplify right side
    8,545.53x = 34,563,375.76
  5. Step 5: Solve for x
    x = 34,563,375.76/8,545.53
  6. Step 6: Final answer
    x = 4,044.61

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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.