Home / 3,943.20-5,914.23-1,169.76

Finding the Fourth Proportional to 3,943.20, 5,914.23 and 1,169.76

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Solution

The fourth proportional to 3,943.20, 5,914.23 and 1,169.76 is: 1,754.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.20 : 5,914.23 = 1,169.76 : x
  2. Step 2: Convert to fraction form
    3,943.20/5,914.23 = 1,169.76/x
  3. Step 3: Cross multiply
    3,943.20x = 5,914.23 × 1,169.76
  4. Step 4: Simplify right side
    3,943.20x = 6,918,229.68
  5. Step 5: Solve for x
    x = 6,918,229.68/3,943.20
  6. Step 6: Final answer
    x = 1,754.47

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.