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Finding the Fourth Proportional to 6,747.04, 9,310.96 and 3,952.56

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Solution

The fourth proportional to 6,747.04, 9,310.96 and 3,952.56 is: 5,454.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.04 : 9,310.96 = 3,952.56 : x
  2. Step 2: Convert to fraction form
    6,747.04/9,310.96 = 3,952.56/x
  3. Step 3: Cross multiply
    6,747.04x = 9,310.96 × 3,952.56
  4. Step 4: Simplify right side
    6,747.04x = 36,802,128.06
  5. Step 5: Solve for x
    x = 36,802,128.06/6,747.04
  6. Step 6: Final answer
    x = 5,454.56

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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.