Home / 2,227.38-3,073.94-1,343.13

Finding the Fourth Proportional to 2,227.38, 3,073.94 and 1,343.13

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Solution

The fourth proportional to 2,227.38, 3,073.94 and 1,343.13 is: 1,853.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.38 : 3,073.94 = 1,343.13 : x
  2. Step 2: Convert to fraction form
    2,227.38/3,073.94 = 1,343.13/x
  3. Step 3: Cross multiply
    2,227.38x = 3,073.94 × 1,343.13
  4. Step 4: Simplify right side
    2,227.38x = 4,128,701.03
  5. Step 5: Solve for x
    x = 4,128,701.03/2,227.38
  6. Step 6: Final answer
    x = 1,853.61

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Half 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.