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Finding the Third Proportional to 2,430.38 and 3,644.75

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Solution

The third proportional to 2,430.38 and 3,644.75 is: 5,465.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.38 : 3,644.75 = 3,644.75 : x
  2. Step 2: Convert to fraction form
    2,430.38/3,644.75 = 3,644.75/x
  3. Step 3: Cross multiply
    2,430.38x = 3,644.75 × 3,644.75
  4. Step 4: Simplify right side
    2,430.38x = 13,284,202.56
  5. Step 5: Solve for x
    x = 13,284,202.56/2,430.38
  6. Step 6: Final answer
    x = 5,465.91

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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.