Home / 5,839.70-8,760.11-2,141.03

Finding the Fourth Proportional to 5,839.70, 8,760.11 and 2,141.03

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Solution

The fourth proportional to 5,839.70, 8,760.11 and 2,141.03 is: 3,211.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.70 : 8,760.11 = 2,141.03 : x
  2. Step 2: Convert to fraction form
    5,839.70/8,760.11 = 2,141.03/x
  3. Step 3: Cross multiply
    5,839.70x = 8,760.11 × 2,141.03
  4. Step 4: Simplify right side
    5,839.70x = 18,755,669.51
  5. Step 5: Solve for x
    x = 18,755,669.51/5,839.70
  6. Step 6: Final answer
    x = 3,211.75

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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.