Home / 10,112.38-13,951.04-6,132.04

Finding the Fourth Proportional to 10,112.38, 13,951.04 and 6,132.04

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Solution

The fourth proportional to 10,112.38, 13,951.04 and 6,132.04 is: 8,459.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112.38 : 13,951.04 = 6,132.04 : x
  2. Step 2: Convert to fraction form
    10,112.38/13,951.04 = 6,132.04/x
  3. Step 3: Cross multiply
    10,112.38x = 13,951.04 × 6,132.04
  4. Step 4: Simplify right side
    10,112.38x = 85,548,269.78
  5. Step 5: Solve for x
    x = 85,548,269.78/10,112.38
  6. Step 6: Final answer
    x = 8,459.76

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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.