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Finding the Fourth Proportional to 8,244.92, 12,366.08 and 2,698.22

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Solution

The fourth proportional to 8,244.92, 12,366.08 and 2,698.22 is: 4,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244.92 : 12,366.08 = 2,698.22 : x
  2. Step 2: Convert to fraction form
    8,244.92/12,366.08 = 2,698.22/x
  3. Step 3: Cross multiply
    8,244.92x = 12,366.08 × 2,698.22
  4. Step 4: Simplify right side
    8,244.92x = 33,366,329.06
  5. Step 5: Solve for x
    x = 33,366,329.06/8,244.92
  6. Step 6: Final answer
    x = 4,046.90

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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.