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Finding the Fourth Proportional to 7,171.92, 10,757.88 and 2,241.54

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Solution

The fourth proportional to 7,171.92, 10,757.88 and 2,241.54 is: 3,362.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171.92 : 10,757.88 = 2,241.54 : x
  2. Step 2: Convert to fraction form
    7,171.92/10,757.88 = 2,241.54/x
  3. Step 3: Cross multiply
    7,171.92x = 10,757.88 × 2,241.54
  4. Step 4: Simplify right side
    7,171.92x = 24,114,218.34
  5. Step 5: Solve for x
    x = 24,114,218.34/7,171.92
  6. Step 6: Final answer
    x = 3,362.31

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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.