Home / 4,003.20-5,524.25-2,234.78

Finding the Fourth Proportional to 4,003.20, 5,524.25 and 2,234.78

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Solution

The fourth proportional to 4,003.20, 5,524.25 and 2,234.78 is: 3,083.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.20 : 5,524.25 = 2,234.78 : x
  2. Step 2: Convert to fraction form
    4,003.20/5,524.25 = 2,234.78/x
  3. Step 3: Cross multiply
    4,003.20x = 5,524.25 × 2,234.78
  4. Step 4: Simplify right side
    4,003.20x = 12,345,444.62
  5. Step 5: Solve for x
    x = 12,345,444.62/4,003.20
  6. Step 6: Final answer
    x = 3,083.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.