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Finding the Fourth Proportional to 3,635.96, 5,017.11 and 2,063.84

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Solution

The fourth proportional to 3,635.96, 5,017.11 and 2,063.84 is: 2,847.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.96 : 5,017.11 = 2,063.84 : x
  2. Step 2: Convert to fraction form
    3,635.96/5,017.11 = 2,063.84/x
  3. Step 3: Cross multiply
    3,635.96x = 5,017.11 × 2,063.84
  4. Step 4: Simplify right side
    3,635.96x = 10,354,512.30
  5. Step 5: Solve for x
    x = 10,354,512.30/3,635.96
  6. Step 6: Final answer
    x = 2,847.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.