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Finding the Fourth Proportional to 9,080.34, 13,602.15 and 8,324.34

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Solution

The fourth proportional to 9,080.34, 13,602.15 and 8,324.34 is: 12,469.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.34 : 13,602.15 = 8,324.34 : x
  2. Step 2: Convert to fraction form
    9,080.34/13,602.15 = 8,324.34/x
  3. Step 3: Cross multiply
    9,080.34x = 13,602.15 × 8,324.34
  4. Step 4: Simplify right side
    9,080.34x = 113,228,921.33
  5. Step 5: Solve for x
    x = 113,228,921.33/9,080.34
  6. Step 6: Final answer
    x = 12,469.68

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1.5x scale

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.