Home / 5,306.35-7,961.01-1,974.94

Finding the Fourth Proportional to 5,306.35, 7,961.01 and 1,974.94

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Solution

The fourth proportional to 5,306.35, 7,961.01 and 1,974.94 is: 2,962.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.35 : 7,961.01 = 1,974.94 : x
  2. Step 2: Convert to fraction form
    5,306.35/7,961.01 = 1,974.94/x
  3. Step 3: Cross multiply
    5,306.35x = 7,961.01 × 1,974.94
  4. Step 4: Simplify right side
    5,306.35x = 15,722,517.09
  5. Step 5: Solve for x
    x = 15,722,517.09/5,306.35
  6. Step 6: Final answer
    x = 2,962.96

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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.