Home / 2,229.12-3,343.50-996.60

Finding the Fourth Proportional to 2,229.12, 3,343.50 and 996.60

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Solution

The fourth proportional to 2,229.12, 3,343.50 and 996.60 is: 1,494.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.12 : 3,343.50 = 996.60 : x
  2. Step 2: Convert to fraction form
    2,229.12/3,343.50 = 996.60/x
  3. Step 3: Cross multiply
    2,229.12x = 3,343.50 × 996.60
  4. Step 4: Simplify right side
    2,229.12x = 3,332,132.10
  5. Step 5: Solve for x
    x = 3,332,132.10/2,229.12
  6. Step 6: Final answer
    x = 1,494.82

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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.