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Finding the Third Proportional to 4,899.75 and 7,452.19

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Solution

The third proportional to 4,899.75 and 7,452.19 is: 11,334.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.75 : 7,452.19 = 7,452.19 : x
  2. Step 2: Convert to fraction form
    4,899.75/7,452.19 = 7,452.19/x
  3. Step 3: Cross multiply
    4,899.75x = 7,452.19 × 7,452.19
  4. Step 4: Simplify right side
    4,899.75x = 55,535,098.54
  5. Step 5: Solve for x
    x = 55,535,098.54/4,899.75
  6. Step 6: Final answer
    x = 11,334.27

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.