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Finding the Fourth Proportional to 7,654.52, 11,482.98 and 3,272

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Solution

The fourth proportional to 7,654.52, 11,482.98 and 3,272 is: 4,908.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.52 : 11,482.98 = 3,272 : x
  2. Step 2: Convert to fraction form
    7,654.52/11,482.98 = 3,272/x
  3. Step 3: Cross multiply
    7,654.52x = 11,482.98 × 3,272
  4. Step 4: Simplify right side
    7,654.52x = 37,572,310.56
  5. Step 5: Solve for x
    x = 37,572,310.56/7,654.52
  6. Step 6: Final answer
    x = 4,908.51

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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.