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Finding the Fourth Proportional to 7,273.44, 10,037.28 and 3,961.44

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Solution

The fourth proportional to 7,273.44, 10,037.28 and 3,961.44 is: 5,466.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.44 : 10,037.28 = 3,961.44 : x
  2. Step 2: Convert to fraction form
    7,273.44/10,037.28 = 3,961.44/x
  3. Step 3: Cross multiply
    7,273.44x = 10,037.28 × 3,961.44
  4. Step 4: Simplify right side
    7,273.44x = 39,762,082.48
  5. Step 5: Solve for x
    x = 39,762,082.48/7,273.44
  6. Step 6: Final answer
    x = 5,466.75

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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.