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Finding the Fourth Proportional to 9,304.36, 12,826.74 and 6,650.80

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Solution

The fourth proportional to 9,304.36, 12,826.74 and 6,650.80 is: 9,168.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,304.36 : 12,826.74 = 6,650.80 : x
  2. Step 2: Convert to fraction form
    9,304.36/12,826.74 = 6,650.80/x
  3. Step 3: Cross multiply
    9,304.36x = 12,826.74 × 6,650.80
  4. Step 4: Simplify right side
    9,304.36x = 85,308,082.39
  5. Step 5: Solve for x
    x = 85,308,082.39/9,304.36
  6. Step 6: Final answer
    x = 9,168.61

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.