Home / 8,176.38-12,262.28-2,331.42

Finding the Fourth Proportional to 8,176.38, 12,262.28 and 2,331.42

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Solution

The fourth proportional to 8,176.38, 12,262.28 and 2,331.42 is: 3,496.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.38 : 12,262.28 = 2,331.42 : x
  2. Step 2: Convert to fraction form
    8,176.38/12,262.28 = 2,331.42/x
  3. Step 3: Cross multiply
    8,176.38x = 12,262.28 × 2,331.42
  4. Step 4: Simplify right side
    8,176.38x = 28,588,513.18
  5. Step 5: Solve for x
    x = 28,588,513.18/8,176.38
  6. Step 6: Final answer
    x = 3,496.48

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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.