Home / 3,546.27-5,319.45-949.23

Finding the Fourth Proportional to 3,546.27, 5,319.45 and 949.23

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Solution

The fourth proportional to 3,546.27, 5,319.45 and 949.23 is: 1,423.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.27 : 5,319.45 = 949.23 : x
  2. Step 2: Convert to fraction form
    3,546.27/5,319.45 = 949.23/x
  3. Step 3: Cross multiply
    3,546.27x = 5,319.45 × 949.23
  4. Step 4: Simplify right side
    3,546.27x = 5,049,381.52
  5. Step 5: Solve for x
    x = 5,049,381.52/3,546.27
  6. Step 6: Final answer
    x = 1,423.86

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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.