Home / 11,370.92-15,691.91-6,591.79

Finding the Fourth Proportional to 11,370.92, 15,691.91 and 6,591.79

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Solution

The fourth proportional to 11,370.92, 15,691.91 and 6,591.79 is: 9,096.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370.92 : 15,691.91 = 6,591.79 : x
  2. Step 2: Convert to fraction form
    11,370.92/15,691.91 = 6,591.79/x
  3. Step 3: Cross multiply
    11,370.92x = 15,691.91 × 6,591.79
  4. Step 4: Simplify right side
    11,370.92x = 103,437,849.03
  5. Step 5: Solve for x
    x = 103,437,849.03/11,370.92
  6. Step 6: Final answer
    x = 9,096.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.