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Finding the Fourth Proportional to 3,381.99, 5,082.60 and 2,293.95

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Solution

The fourth proportional to 3,381.99, 5,082.60 and 2,293.95 is: 3,447.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.99 : 5,082.60 = 2,293.95 : x
  2. Step 2: Convert to fraction form
    3,381.99/5,082.60 = 2,293.95/x
  3. Step 3: Cross multiply
    3,381.99x = 5,082.60 × 2,293.95
  4. Step 4: Simplify right side
    3,381.99x = 11,659,230.27
  5. Step 5: Solve for x
    x = 11,659,230.27/3,381.99
  6. Step 6: Final answer
    x = 3,447.45

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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.