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Finding the Fourth Proportional to 9,354.48, 13,963.17 and 8,247.24

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Solution

The fourth proportional to 9,354.48, 13,963.17 and 8,247.24 is: 12,310.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.48 : 13,963.17 = 8,247.24 : x
  2. Step 2: Convert to fraction form
    9,354.48/13,963.17 = 8,247.24/x
  3. Step 3: Cross multiply
    9,354.48x = 13,963.17 × 8,247.24
  4. Step 4: Simplify right side
    9,354.48x = 115,157,614.15
  5. Step 5: Solve for x
    x = 115,157,614.15/9,354.48
  6. Step 6: Final answer
    x = 12,310.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.