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Finding the Fourth Proportional to 3,317.88, 4,965.72 and 2,494.08

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Solution

The fourth proportional to 3,317.88, 4,965.72 and 2,494.08 is: 3,732.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.88 : 4,965.72 = 2,494.08 : x
  2. Step 2: Convert to fraction form
    3,317.88/4,965.72 = 2,494.08/x
  3. Step 3: Cross multiply
    3,317.88x = 4,965.72 × 2,494.08
  4. Step 4: Simplify right side
    3,317.88x = 12,384,902.94
  5. Step 5: Solve for x
    x = 12,384,902.94/3,317.88
  6. Step 6: Final answer
    x = 3,732.78

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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.