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Finding the Fourth Proportional to 2,203.52, 3,304.50 and 886.64

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Solution

The fourth proportional to 2,203.52, 3,304.50 and 886.64 is: 1,329.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.52 : 3,304.50 = 886.64 : x
  2. Step 2: Convert to fraction form
    2,203.52/3,304.50 = 886.64/x
  3. Step 3: Cross multiply
    2,203.52x = 3,304.50 × 886.64
  4. Step 4: Simplify right side
    2,203.52x = 2,929,901.88
  5. Step 5: Solve for x
    x = 2,929,901.88/2,203.52
  6. Step 6: Final answer
    x = 1,329.65

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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.