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Finding the Fourth Proportional to 9,308.72, 13,961.04 and 2,735.36

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Solution

The fourth proportional to 9,308.72, 13,961.04 and 2,735.36 is: 4,102.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,308.72 : 13,961.04 = 2,735.36 : x
  2. Step 2: Convert to fraction form
    9,308.72/13,961.04 = 2,735.36/x
  3. Step 3: Cross multiply
    9,308.72x = 13,961.04 × 2,735.36
  4. Step 4: Simplify right side
    9,308.72x = 38,188,470.37
  5. Step 5: Solve for x
    x = 38,188,470.37/9,308.72
  6. Step 6: Final answer
    x = 4,102.44

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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.