Home / 11,446.62-17,171.46-3,126.96

Finding the Fourth Proportional to 11,446.62, 17,171.46 and 3,126.96

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Solution

The fourth proportional to 11,446.62, 17,171.46 and 3,126.96 is: 4,690.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446.62 : 17,171.46 = 3,126.96 : x
  2. Step 2: Convert to fraction form
    11,446.62/17,171.46 = 3,126.96/x
  3. Step 3: Cross multiply
    11,446.62x = 17,171.46 × 3,126.96
  4. Step 4: Simplify right side
    11,446.62x = 53,694,468.56
  5. Step 5: Solve for x
    x = 53,694,468.56/11,446.62
  6. Step 6: Final answer
    x = 4,690.86

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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.