Home / 11,591.62-17,387.12-3,272.21

Finding the Fourth Proportional to 11,591.62, 17,387.12 and 3,272.21

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Solution

The fourth proportional to 11,591.62, 17,387.12 and 3,272.21 is: 4,908.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.62 : 17,387.12 = 3,272.21 : x
  2. Step 2: Convert to fraction form
    11,591.62/17,387.12 = 3,272.21/x
  3. Step 3: Cross multiply
    11,591.62x = 17,387.12 × 3,272.21
  4. Step 4: Simplify right side
    11,591.62x = 56,894,294.38
  5. Step 5: Solve for x
    x = 56,894,294.38/11,591.62
  6. Step 6: Final answer
    x = 4,908.23

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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.