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Finding the Fourth Proportional to 8,908.35, 13,367.14 and 6,463.35

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Solution

The fourth proportional to 8,908.35, 13,367.14 and 6,463.35 is: 9,698.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.35 : 13,367.14 = 6,463.35 : x
  2. Step 2: Convert to fraction form
    8,908.35/13,367.14 = 6,463.35/x
  3. Step 3: Cross multiply
    8,908.35x = 13,367.14 × 6,463.35
  4. Step 4: Simplify right side
    8,908.35x = 86,396,504.32
  5. Step 5: Solve for x
    x = 86,396,504.32/8,908.35
  6. Step 6: Final answer
    x = 9,698.37

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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.