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Finding the Fourth Proportional to 5,757.16, 7,945.06 and 3,273.32

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Solution

The fourth proportional to 5,757.16, 7,945.06 and 3,273.32 is: 4,517.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,757.16 : 7,945.06 = 3,273.32 : x
  2. Step 2: Convert to fraction form
    5,757.16/7,945.06 = 3,273.32/x
  3. Step 3: Cross multiply
    5,757.16x = 7,945.06 × 3,273.32
  4. Step 4: Simplify right side
    5,757.16x = 26,006,723.80
  5. Step 5: Solve for x
    x = 26,006,723.80/5,757.16
  6. Step 6: Final answer
    x = 4,517.28

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1.5x scale

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.