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Finding the Fourth Proportional to 3,377.38, 5,059.44 and 1,968.29

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Solution

The fourth proportional to 3,377.38, 5,059.44 and 1,968.29 is: 2,948.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.38 : 5,059.44 = 1,968.29 : x
  2. Step 2: Convert to fraction form
    3,377.38/5,059.44 = 1,968.29/x
  3. Step 3: Cross multiply
    3,377.38x = 5,059.44 × 1,968.29
  4. Step 4: Simplify right side
    3,377.38x = 9,958,445.16
  5. Step 5: Solve for x
    x = 9,958,445.16/3,377.38
  6. Step 6: Final answer
    x = 2,948.57

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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.