Home / 5,542.31-8,306.51-2,769.75

Finding the Fourth Proportional to 5,542.31, 8,306.51 and 2,769.75

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Solution

The fourth proportional to 5,542.31, 8,306.51 and 2,769.75 is: 4,151.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.31 : 8,306.51 = 2,769.75 : x
  2. Step 2: Convert to fraction form
    5,542.31/8,306.51 = 2,769.75/x
  3. Step 3: Cross multiply
    5,542.31x = 8,306.51 × 2,769.75
  4. Step 4: Simplify right side
    5,542.31x = 23,006,942.22
  5. Step 5: Solve for x
    x = 23,006,942.22/5,542.31
  6. Step 6: Final answer
    x = 4,151.15

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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.