Home / 8,251.74-12,377.61-3,637.98

Finding the Fourth Proportional to 8,251.74, 12,377.61 and 3,637.98

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Solution

The fourth proportional to 8,251.74, 12,377.61 and 3,637.98 is: 5,456.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.74 : 12,377.61 = 3,637.98 : x
  2. Step 2: Convert to fraction form
    8,251.74/12,377.61 = 3,637.98/x
  3. Step 3: Cross multiply
    8,251.74x = 12,377.61 × 3,637.98
  4. Step 4: Simplify right side
    8,251.74x = 45,029,497.63
  5. Step 5: Solve for x
    x = 45,029,497.63/8,251.74
  6. Step 6: Final answer
    x = 5,456.97

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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.