Home / 8,175.29-12,262.88-2,331.87

Finding the Fourth Proportional to 8,175.29, 12,262.88 and 2,331.87

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Solution

The fourth proportional to 8,175.29, 12,262.88 and 2,331.87 is: 3,497.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.29 : 12,262.88 = 2,331.87 : x
  2. Step 2: Convert to fraction form
    8,175.29/12,262.88 = 2,331.87/x
  3. Step 3: Cross multiply
    8,175.29x = 12,262.88 × 2,331.87
  4. Step 4: Simplify right side
    8,175.29x = 28,595,430.33
  5. Step 5: Solve for x
    x = 28,595,430.33/8,175.29
  6. Step 6: Final answer
    x = 3,497.79

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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.