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Finding the Fourth Proportional to 3,791.94, 5,233.14 and 2,299.92

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Solution

The fourth proportional to 3,791.94, 5,233.14 and 2,299.92 is: 3,174.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.94 : 5,233.14 = 2,299.92 : x
  2. Step 2: Convert to fraction form
    3,791.94/5,233.14 = 2,299.92/x
  3. Step 3: Cross multiply
    3,791.94x = 5,233.14 × 2,299.92
  4. Step 4: Simplify right side
    3,791.94x = 12,035,803.35
  5. Step 5: Solve for x
    x = 12,035,803.35/3,791.94
  6. Step 6: Final answer
    x = 3,174.05

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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.