Home / 3,241.27-4,469.61-2,177.88

Finding the Fourth Proportional to 3,241.27, 4,469.61 and 2,177.88

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Solution

The fourth proportional to 3,241.27, 4,469.61 and 2,177.88 is: 3,003.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.27 : 4,469.61 = 2,177.88 : x
  2. Step 2: Convert to fraction form
    3,241.27/4,469.61 = 2,177.88/x
  3. Step 3: Cross multiply
    3,241.27x = 4,469.61 × 2,177.88
  4. Step 4: Simplify right side
    3,241.27x = 9,734,274.23
  5. Step 5: Solve for x
    x = 9,734,274.23/3,241.27
  6. Step 6: Final answer
    x = 3,003.23

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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.