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Finding the Third Proportional to 6,895.88 and 10,419.75

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Solution

The third proportional to 6,895.88 and 10,419.75 is: 15,744.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895.88 : 10,419.75 = 10,419.75 : x
  2. Step 2: Convert to fraction form
    6,895.88/10,419.75 = 10,419.75/x
  3. Step 3: Cross multiply
    6,895.88x = 10,419.75 × 10,419.75
  4. Step 4: Simplify right side
    6,895.88x = 108,571,190.06
  5. Step 5: Solve for x
    x = 108,571,190.06/6,895.88
  6. Step 6: Final answer
    x = 15,744.37

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.