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Finding the Fourth Proportional to 3,963.34, 5,954.12 and 2,796.03

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Solution

The fourth proportional to 3,963.34, 5,954.12 and 2,796.03 is: 4,200.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.34 : 5,954.12 = 2,796.03 : x
  2. Step 2: Convert to fraction form
    3,963.34/5,954.12 = 2,796.03/x
  3. Step 3: Cross multiply
    3,963.34x = 5,954.12 × 2,796.03
  4. Step 4: Simplify right side
    3,963.34x = 16,647,905.13
  5. Step 5: Solve for x
    x = 16,647,905.13/3,963.34
  6. Step 6: Final answer
    x = 4,200.48

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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.