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Finding the Fourth Proportional to 6,625.69, 9,943.09 and 2,730.11

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Solution

The fourth proportional to 6,625.69, 9,943.09 and 2,730.11 is: 4,097.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.69 : 9,943.09 = 2,730.11 : x
  2. Step 2: Convert to fraction form
    6,625.69/9,943.09 = 2,730.11/x
  3. Step 3: Cross multiply
    6,625.69x = 9,943.09 × 2,730.11
  4. Step 4: Simplify right side
    6,625.69x = 27,145,672.90
  5. Step 5: Solve for x
    x = 27,145,672.90/6,625.69
  6. Step 6: Final answer
    x = 4,097.03

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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.