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Finding the Third Proportional to 4,943.25 and 7,633.13

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Solution

The third proportional to 4,943.25 and 7,633.13 is: 11,786.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.25 : 7,633.13 = 7,633.13 : x
  2. Step 2: Convert to fraction form
    4,943.25/7,633.13 = 7,633.13/x
  3. Step 3: Cross multiply
    4,943.25x = 7,633.13 × 7,633.13
  4. Step 4: Simplify right side
    4,943.25x = 58,264,597.27
  5. Step 5: Solve for x
    x = 58,264,597.27/4,943.25
  6. Step 6: Final answer
    x = 11,786.70

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.