Home / 3,167.43-4,372.14-2,175.99

Finding the Fourth Proportional to 3,167.43, 4,372.14 and 2,175.99

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Solution

The fourth proportional to 3,167.43, 4,372.14 and 2,175.99 is: 3,003.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.43 : 4,372.14 = 2,175.99 : x
  2. Step 2: Convert to fraction form
    3,167.43/4,372.14 = 2,175.99/x
  3. Step 3: Cross multiply
    3,167.43x = 4,372.14 × 2,175.99
  4. Step 4: Simplify right side
    3,167.43x = 9,513,732.92
  5. Step 5: Solve for x
    x = 9,513,732.92/3,167.43
  6. Step 6: Final answer
    x = 3,003.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.