Home / 3,176.67-4,761.78-1,532.31

Finding the Fourth Proportional to 3,176.67, 4,761.78 and 1,532.31

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Solution

The fourth proportional to 3,176.67, 4,761.78 and 1,532.31 is: 2,296.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.67 : 4,761.78 = 1,532.31 : x
  2. Step 2: Convert to fraction form
    3,176.67/4,761.78 = 1,532.31/x
  3. Step 3: Cross multiply
    3,176.67x = 4,761.78 × 1,532.31
  4. Step 4: Simplify right side
    3,176.67x = 7,296,523.11
  5. Step 5: Solve for x
    x = 7,296,523.11/3,176.67
  6. Step 6: Final answer
    x = 2,296.91

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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.