Home / 3,162.67-4,744.55-1,082.88

Finding the Fourth Proportional to 3,162.67, 4,744.55 and 1,082.88

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Solution

The fourth proportional to 3,162.67, 4,744.55 and 1,082.88 is: 1,624.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.67 : 4,744.55 = 1,082.88 : x
  2. Step 2: Convert to fraction form
    3,162.67/4,744.55 = 1,082.88/x
  3. Step 3: Cross multiply
    3,162.67x = 4,744.55 × 1,082.88
  4. Step 4: Simplify right side
    3,162.67x = 5,137,781.01
  5. Step 5: Solve for x
    x = 5,137,781.01/3,162.67
  6. Step 6: Final answer
    x = 1,624.51

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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.