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Finding the Fourth Proportional to 8,843.66, 12,205.98 and 5,069.35

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Solution

The fourth proportional to 8,843.66, 12,205.98 and 5,069.35 is: 6,996.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,843.66 : 12,205.98 = 5,069.35 : x
  2. Step 2: Convert to fraction form
    8,843.66/12,205.98 = 5,069.35/x
  3. Step 3: Cross multiply
    8,843.66x = 12,205.98 × 5,069.35
  4. Step 4: Simplify right side
    8,843.66x = 61,876,384.71
  5. Step 5: Solve for x
    x = 61,876,384.71/8,843.66
  6. Step 6: Final answer
    x = 6,996.70

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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.