Home / 3,732.70-5,151.18-2,240.68

Finding the Fourth Proportional to 3,732.70, 5,151.18 and 2,240.68

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Solution

The fourth proportional to 3,732.70, 5,151.18 and 2,240.68 is: 3,092.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.70 : 5,151.18 = 2,240.68 : x
  2. Step 2: Convert to fraction form
    3,732.70/5,151.18 = 2,240.68/x
  3. Step 3: Cross multiply
    3,732.70x = 5,151.18 × 2,240.68
  4. Step 4: Simplify right side
    3,732.70x = 11,542,146.00
  5. Step 5: Solve for x
    x = 11,542,146.00/3,732.70
  6. Step 6: Final answer
    x = 3,092.17

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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.