Home / 4,180.38-5,755.77-3,182.46

Finding the Fourth Proportional to 4,180.38, 5,755.77 and 3,182.46

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Solution

The fourth proportional to 4,180.38, 5,755.77 and 3,182.46 is: 4,381.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.38 : 5,755.77 = 3,182.46 : x
  2. Step 2: Convert to fraction form
    4,180.38/5,755.77 = 3,182.46/x
  3. Step 3: Cross multiply
    4,180.38x = 5,755.77 × 3,182.46
  4. Step 4: Simplify right side
    4,180.38x = 18,317,507.79
  5. Step 5: Solve for x
    x = 18,317,507.79/4,180.38
  6. Step 6: Final answer
    x = 4,381.78

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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.