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Finding the Fourth Proportional to 6,899.67, 10,351.03 and 2,517.11

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Solution

The fourth proportional to 6,899.67, 10,351.03 and 2,517.11 is: 3,776.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.67 : 10,351.03 = 2,517.11 : x
  2. Step 2: Convert to fraction form
    6,899.67/10,351.03 = 2,517.11/x
  3. Step 3: Cross multiply
    6,899.67x = 10,351.03 × 2,517.11
  4. Step 4: Simplify right side
    6,899.67x = 26,054,681.12
  5. Step 5: Solve for x
    x = 26,054,681.12/6,899.67
  6. Step 6: Final answer
    x = 3,776.22

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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.