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Finding the Fourth Proportional to 8,092.17, 12,138.91 and 2,248.78

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Solution

The fourth proportional to 8,092.17, 12,138.91 and 2,248.78 is: 3,373.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,092.17 : 12,138.91 = 2,248.78 : x
  2. Step 2: Convert to fraction form
    8,092.17/12,138.91 = 2,248.78/x
  3. Step 3: Cross multiply
    8,092.17x = 12,138.91 × 2,248.78
  4. Step 4: Simplify right side
    8,092.17x = 27,297,738.03
  5. Step 5: Solve for x
    x = 27,297,738.03/8,092.17
  6. Step 6: Final answer
    x = 3,373.35

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1.5x scale

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.