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Finding the Fourth Proportional to 8,272.97, 12,410.82 and 3,835.08

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Solution

The fourth proportional to 8,272.97, 12,410.82 and 3,835.08 is: 5,753.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272.97 : 12,410.82 = 3,835.08 : x
  2. Step 2: Convert to fraction form
    8,272.97/12,410.82 = 3,835.08/x
  3. Step 3: Cross multiply
    8,272.97x = 12,410.82 × 3,835.08
  4. Step 4: Simplify right side
    8,272.97x = 47,596,487.57
  5. Step 5: Solve for x
    x = 47,596,487.57/8,272.97
  6. Step 6: Final answer
    x = 5,753.26

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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.