Home / 5,691.59-8,537.82-2,183.28

Finding the Fourth Proportional to 5,691.59, 8,537.82 and 2,183.28

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Solution

The fourth proportional to 5,691.59, 8,537.82 and 2,183.28 is: 3,275.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,691.59 : 8,537.82 = 2,183.28 : x
  2. Step 2: Convert to fraction form
    5,691.59/8,537.82 = 2,183.28/x
  3. Step 3: Cross multiply
    5,691.59x = 8,537.82 × 2,183.28
  4. Step 4: Simplify right side
    5,691.59x = 18,640,451.65
  5. Step 5: Solve for x
    x = 18,640,451.65/5,691.59
  6. Step 6: Final answer
    x = 3,275.09

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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.