Home / 8,257.74-12,387.01-2,711.26

Finding the Fourth Proportional to 8,257.74, 12,387.01 and 2,711.26

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Solution

The fourth proportional to 8,257.74, 12,387.01 and 2,711.26 is: 4,067.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,257.74 : 12,387.01 = 2,711.26 : x
  2. Step 2: Convert to fraction form
    8,257.74/12,387.01 = 2,711.26/x
  3. Step 3: Cross multiply
    8,257.74x = 12,387.01 × 2,711.26
  4. Step 4: Simplify right side
    8,257.74x = 33,584,404.73
  5. Step 5: Solve for x
    x = 33,584,404.73/8,257.74
  6. Step 6: Final answer
    x = 4,067.02

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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.