Home / 5,591.20-8,366.08-3,951.68

Finding the Fourth Proportional to 5,591.20, 8,366.08 and 3,951.68

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Solution

The fourth proportional to 5,591.20, 8,366.08 and 3,951.68 is: 5,912.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.20 : 8,366.08 = 3,951.68 : x
  2. Step 2: Convert to fraction form
    5,591.20/8,366.08 = 3,951.68/x
  3. Step 3: Cross multiply
    5,591.20x = 8,366.08 × 3,951.68
  4. Step 4: Simplify right side
    5,591.20x = 33,060,071.01
  5. Step 5: Solve for x
    x = 33,060,071.01/5,591.20
  6. Step 6: Final answer
    x = 5,912.88

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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.