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Finding the Fourth Proportional to 8,175.87, 12,248.33 and 4,834.11

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Solution

The fourth proportional to 8,175.87, 12,248.33 and 4,834.11 is: 7,242.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.87 : 12,248.33 = 4,834.11 : x
  2. Step 2: Convert to fraction form
    8,175.87/12,248.33 = 4,834.11/x
  3. Step 3: Cross multiply
    8,175.87x = 12,248.33 × 4,834.11
  4. Step 4: Simplify right side
    8,175.87x = 59,209,796.30
  5. Step 5: Solve for x
    x = 59,209,796.30/8,175.87
  6. Step 6: Final answer
    x = 7,242.02

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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.