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Finding the Fourth Proportional to 6,634.36, 9,943.33 and 3,348.39

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Solution

The fourth proportional to 6,634.36, 9,943.33 and 3,348.39 is: 5,018.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.36 : 9,943.33 = 3,348.39 : x
  2. Step 2: Convert to fraction form
    6,634.36/9,943.33 = 3,348.39/x
  3. Step 3: Cross multiply
    6,634.36x = 9,943.33 × 3,348.39
  4. Step 4: Simplify right side
    6,634.36x = 33,294,135.42
  5. Step 5: Solve for x
    x = 33,294,135.42/6,634.36
  6. Step 6: Final answer
    x = 5,018.44

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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.