Home / 3,132.76-4,704.90-2,743.96

Finding the Fourth Proportional to 3,132.76, 4,704.90 and 2,743.96

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Solution

The fourth proportional to 3,132.76, 4,704.90 and 2,743.96 is: 4,120.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.76 : 4,704.90 = 2,743.96 : x
  2. Step 2: Convert to fraction form
    3,132.76/4,704.90 = 2,743.96/x
  3. Step 3: Cross multiply
    3,132.76x = 4,704.90 × 2,743.96
  4. Step 4: Simplify right side
    3,132.76x = 12,910,057.40
  5. Step 5: Solve for x
    x = 12,910,057.40/3,132.76
  6. Step 6: Final answer
    x = 4,120.99

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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.