Home / 5,213.97-7,821.98-2,292.27

Finding the Fourth Proportional to 5,213.97, 7,821.98 and 2,292.27

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Solution

The fourth proportional to 5,213.97, 7,821.98 and 2,292.27 is: 3,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.97 : 7,821.98 = 2,292.27 : x
  2. Step 2: Convert to fraction form
    5,213.97/7,821.98 = 2,292.27/x
  3. Step 3: Cross multiply
    5,213.97x = 7,821.98 × 2,292.27
  4. Step 4: Simplify right side
    5,213.97x = 17,930,039.52
  5. Step 5: Solve for x
    x = 17,930,039.52/5,213.97
  6. Step 6: Final answer
    x = 3,438.85

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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.