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Finding the Fourth Proportional to 3,325.89, 4,982.19 and 2,882.03

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Solution

The fourth proportional to 3,325.89, 4,982.19 and 2,882.03 is: 4,317.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.89 : 4,982.19 = 2,882.03 : x
  2. Step 2: Convert to fraction form
    3,325.89/4,982.19 = 2,882.03/x
  3. Step 3: Cross multiply
    3,325.89x = 4,982.19 × 2,882.03
  4. Step 4: Simplify right side
    3,325.89x = 14,358,819.09
  5. Step 5: Solve for x
    x = 14,358,819.09/3,325.89
  6. Step 6: Final answer
    x = 4,317.29

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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.