Home / 3,760.38-5,193.18-3,175.56

Finding the Fourth Proportional to 3,760.38, 5,193.18 and 3,175.56

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Solution

The fourth proportional to 3,760.38, 5,193.18 and 3,175.56 is: 4,385.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,760.38 : 5,193.18 = 3,175.56 : x
  2. Step 2: Convert to fraction form
    3,760.38/5,193.18 = 3,175.56/x
  3. Step 3: Cross multiply
    3,760.38x = 5,193.18 × 3,175.56
  4. Step 4: Simplify right side
    3,760.38x = 16,491,254.68
  5. Step 5: Solve for x
    x = 16,491,254.68/3,760.38
  6. Step 6: Final answer
    x = 4,385.53

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Half scale
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Double scale
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1.5x scale

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.