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Finding the Fourth Proportional to 6,650.25, 9,975.39 and 2,754.75

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Solution

The fourth proportional to 6,650.25, 9,975.39 and 2,754.75 is: 4,132.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650.25 : 9,975.39 = 2,754.75 : x
  2. Step 2: Convert to fraction form
    6,650.25/9,975.39 = 2,754.75/x
  3. Step 3: Cross multiply
    6,650.25x = 9,975.39 × 2,754.75
  4. Step 4: Simplify right side
    6,650.25x = 27,479,705.60
  5. Step 5: Solve for x
    x = 27,479,705.60/6,650.25
  6. Step 6: Final answer
    x = 4,132.13

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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.