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Finding the Third Proportional to 2,641.50 and 4,032.75

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Solution

The third proportional to 2,641.50 and 4,032.75 is: 6,156.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641.50 : 4,032.75 = 4,032.75 : x
  2. Step 2: Convert to fraction form
    2,641.50/4,032.75 = 4,032.75/x
  3. Step 3: Cross multiply
    2,641.50x = 4,032.75 × 4,032.75
  4. Step 4: Simplify right side
    2,641.50x = 16,263,072.56
  5. Step 5: Solve for x
    x = 16,263,072.56/2,641.50
  6. Step 6: Final answer
    x = 6,156.76

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.