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Finding the Fourth Proportional to 5,963.55, 8,951.54 and 4,405.31

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Solution

The fourth proportional to 5,963.55, 8,951.54 and 4,405.31 is: 6,612.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,963.55 : 8,951.54 = 4,405.31 : x
  2. Step 2: Convert to fraction form
    5,963.55/8,951.54 = 4,405.31/x
  3. Step 3: Cross multiply
    5,963.55x = 8,951.54 × 4,405.31
  4. Step 4: Simplify right side
    5,963.55x = 39,434,309.03
  5. Step 5: Solve for x
    x = 39,434,309.03/5,963.55
  6. Step 6: Final answer
    x = 6,612.56

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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.