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Finding the Fourth Proportional to 8,844.32, 12,204.78 and 4,865.16

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Solution

The fourth proportional to 8,844.32, 12,204.78 and 4,865.16 is: 6,713.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,844.32 : 12,204.78 = 4,865.16 : x
  2. Step 2: Convert to fraction form
    8,844.32/12,204.78 = 4,865.16/x
  3. Step 3: Cross multiply
    8,844.32x = 12,204.78 × 4,865.16
  4. Step 4: Simplify right side
    8,844.32x = 59,378,207.46
  5. Step 5: Solve for x
    x = 59,378,207.46/8,844.32
  6. Step 6: Final answer
    x = 6,713.71

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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.