Home / 10,944.62-15,103.20-6,408.29

Finding the Fourth Proportional to 10,944.62, 15,103.20 and 6,408.29

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Solution

The fourth proportional to 10,944.62, 15,103.20 and 6,408.29 is: 8,843.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,944.62 : 15,103.20 = 6,408.29 : x
  2. Step 2: Convert to fraction form
    10,944.62/15,103.20 = 6,408.29/x
  3. Step 3: Cross multiply
    10,944.62x = 15,103.20 × 6,408.29
  4. Step 4: Simplify right side
    10,944.62x = 96,785,685.53
  5. Step 5: Solve for x
    x = 96,785,685.53/10,944.62
  6. Step 6: Final answer
    x = 8,843.22

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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.