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Finding the Fourth Proportional to 7,273.31, 10,900.22 and 3,324.96

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Solution

The fourth proportional to 7,273.31, 10,900.22 and 3,324.96 is: 4,982.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.31 : 10,900.22 = 3,324.96 : x
  2. Step 2: Convert to fraction form
    7,273.31/10,900.22 = 3,324.96/x
  3. Step 3: Cross multiply
    7,273.31x = 10,900.22 × 3,324.96
  4. Step 4: Simplify right side
    7,273.31x = 36,242,778.87
  5. Step 5: Solve for x
    x = 36,242,778.87/7,273.31
  6. Step 6: Final answer
    x = 4,982.99

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1.5x scale

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.