Home / 8,179.43-12,269.15-2,633.27

Finding the Fourth Proportional to 8,179.43, 12,269.15 and 2,633.27

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Solution

The fourth proportional to 8,179.43, 12,269.15 and 2,633.27 is: 3,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179.43 : 12,269.15 = 2,633.27 : x
  2. Step 2: Convert to fraction form
    8,179.43/12,269.15 = 2,633.27/x
  3. Step 3: Cross multiply
    8,179.43x = 12,269.15 × 2,633.27
  4. Step 4: Simplify right side
    8,179.43x = 32,307,929.86
  5. Step 5: Solve for x
    x = 32,307,929.86/8,179.43
  6. Step 6: Final answer
    x = 3,949.90

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Similar ratio
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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.