Home / 8,174.88-12,262.35-2,251.85

Finding the Fourth Proportional to 8,174.88, 12,262.35 and 2,251.85

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Solution

The fourth proportional to 8,174.88, 12,262.35 and 2,251.85 is: 3,377.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.88 : 12,262.35 = 2,251.85 : x
  2. Step 2: Convert to fraction form
    8,174.88/12,262.35 = 2,251.85/x
  3. Step 3: Cross multiply
    8,174.88x = 12,262.35 × 2,251.85
  4. Step 4: Simplify right side
    8,174.88x = 27,612,972.85
  5. Step 5: Solve for x
    x = 27,612,972.85/8,174.88
  6. Step 6: Final answer
    x = 3,377.78

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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.