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Finding the Fourth Proportional to 8,835.54, 13,253.24 and 2,261.72

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Solution

The fourth proportional to 8,835.54, 13,253.24 and 2,261.72 is: 3,392.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.54 : 13,253.24 = 2,261.72 : x
  2. Step 2: Convert to fraction form
    8,835.54/13,253.24 = 2,261.72/x
  3. Step 3: Cross multiply
    8,835.54x = 13,253.24 × 2,261.72
  4. Step 4: Simplify right side
    8,835.54x = 29,975,057.36
  5. Step 5: Solve for x
    x = 29,975,057.36/8,835.54
  6. Step 6: Final answer
    x = 3,392.56

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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.