Home / 5,104.92-7,659.38-4,126.85

Finding the Fourth Proportional to 5,104.92, 7,659.38 and 4,126.85

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Solution

The fourth proportional to 5,104.92, 7,659.38 and 4,126.85 is: 6,191.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.92 : 7,659.38 = 4,126.85 : x
  2. Step 2: Convert to fraction form
    5,104.92/7,659.38 = 4,126.85/x
  3. Step 3: Cross multiply
    5,104.92x = 7,659.38 × 4,126.85
  4. Step 4: Simplify right side
    5,104.92x = 31,609,053.42
  5. Step 5: Solve for x
    x = 31,609,053.42/5,104.92
  6. Step 6: Final answer
    x = 6,191.88

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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.