Home / 8,175.23-12,262.91-2,331.89

Finding the Fourth Proportional to 8,175.23, 12,262.91 and 2,331.89

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Solution

The fourth proportional to 8,175.23, 12,262.91 and 2,331.89 is: 3,497.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.23 : 12,262.91 = 2,331.89 : x
  2. Step 2: Convert to fraction form
    8,175.23/12,262.91 = 2,331.89/x
  3. Step 3: Cross multiply
    8,175.23x = 12,262.91 × 2,331.89
  4. Step 4: Simplify right side
    8,175.23x = 28,595,684.23
  5. Step 5: Solve for x
    x = 28,595,684.23/8,175.23
  6. Step 6: Final answer
    x = 3,497.85

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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.