Home / 3,176.25-4,761.66-1,229.82

Finding the Fourth Proportional to 3,176.25, 4,761.66 and 1,229.82

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Solution

The fourth proportional to 3,176.25, 4,761.66 and 1,229.82 is: 1,843.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.25 : 4,761.66 = 1,229.82 : x
  2. Step 2: Convert to fraction form
    3,176.25/4,761.66 = 1,229.82/x
  3. Step 3: Cross multiply
    3,176.25x = 4,761.66 × 1,229.82
  4. Step 4: Simplify right side
    3,176.25x = 5,855,984.70
  5. Step 5: Solve for x
    x = 5,855,984.70/3,176.25
  6. Step 6: Final answer
    x = 1,843.68

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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.