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Finding the Fourth Proportional to 8,497.83, 12,748.55 and 2,654.88

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Solution

The fourth proportional to 8,497.83, 12,748.55 and 2,654.88 is: 3,982.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,497.83 : 12,748.55 = 2,654.88 : x
  2. Step 2: Convert to fraction form
    8,497.83/12,748.55 = 2,654.88/x
  3. Step 3: Cross multiply
    8,497.83x = 12,748.55 × 2,654.88
  4. Step 4: Simplify right side
    8,497.83x = 33,845,857.15
  5. Step 5: Solve for x
    x = 33,845,857.15/8,497.83
  6. Step 6: Final answer
    x = 3,982.88

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Similar ratio
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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.