Home / 8,234.67-12,354.03-2,391.33

Finding the Fourth Proportional to 8,234.67, 12,354.03 and 2,391.33

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Solution

The fourth proportional to 8,234.67, 12,354.03 and 2,391.33 is: 3,587.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.67 : 12,354.03 = 2,391.33 : x
  2. Step 2: Convert to fraction form
    8,234.67/12,354.03 = 2,391.33/x
  3. Step 3: Cross multiply
    8,234.67x = 12,354.03 × 2,391.33
  4. Step 4: Simplify right side
    8,234.67x = 29,542,562.56
  5. Step 5: Solve for x
    x = 29,542,562.56/8,234.67
  6. Step 6: Final answer
    x = 3,587.58

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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.