Home / 4,972.39-7,456.52-2,197.13

Finding the Fourth Proportional to 4,972.39, 7,456.52 and 2,197.13

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Solution

The fourth proportional to 4,972.39, 7,456.52 and 2,197.13 is: 3,294.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.39 : 7,456.52 = 2,197.13 : x
  2. Step 2: Convert to fraction form
    4,972.39/7,456.52 = 2,197.13/x
  3. Step 3: Cross multiply
    4,972.39x = 7,456.52 × 2,197.13
  4. Step 4: Simplify right side
    4,972.39x = 16,382,912.00
  5. Step 5: Solve for x
    x = 16,382,912.00/4,972.39
  6. Step 6: Final answer
    x = 3,294.78

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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.