Home / 3,306.62-4,961.05-2,072.54

Finding the Fourth Proportional to 3,306.62, 4,961.05 and 2,072.54

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Solution

The fourth proportional to 3,306.62, 4,961.05 and 2,072.54 is: 3,109.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.62 : 4,961.05 = 2,072.54 : x
  2. Step 2: Convert to fraction form
    3,306.62/4,961.05 = 2,072.54/x
  3. Step 3: Cross multiply
    3,306.62x = 4,961.05 × 2,072.54
  4. Step 4: Simplify right side
    3,306.62x = 10,281,974.57
  5. Step 5: Solve for x
    x = 10,281,974.57/3,306.62
  6. Step 6: Final answer
    x = 3,109.51

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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.