Home / 11,591.54-17,387.12-3,693.95

Finding the Fourth Proportional to 11,591.54, 17,387.12 and 3,693.95

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Solution

The fourth proportional to 11,591.54, 17,387.12 and 3,693.95 is: 5,540.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.54 : 17,387.12 = 3,693.95 : x
  2. Step 2: Convert to fraction form
    11,591.54/17,387.12 = 3,693.95/x
  3. Step 3: Cross multiply
    11,591.54x = 17,387.12 × 3,693.95
  4. Step 4: Simplify right side
    11,591.54x = 64,227,125.57
  5. Step 5: Solve for x
    x = 64,227,125.57/11,591.54
  6. Step 6: Final answer
    x = 5,540.86

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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.