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Finding the Fourth Proportional to 6,750.73, 10,123.12 and 3,052.81

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Solution

The fourth proportional to 6,750.73, 10,123.12 and 3,052.81 is: 4,577.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.73 : 10,123.12 = 3,052.81 : x
  2. Step 2: Convert to fraction form
    6,750.73/10,123.12 = 3,052.81/x
  3. Step 3: Cross multiply
    6,750.73x = 10,123.12 × 3,052.81
  4. Step 4: Simplify right side
    6,750.73x = 30,903,961.97
  5. Step 5: Solve for x
    x = 30,903,961.97/6,750.73
  6. Step 6: Final answer
    x = 4,577.87

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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.