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Finding the Fourth Proportional to 8,844.90, 12,206.82 and 6,602.88

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Solution

The fourth proportional to 8,844.90, 12,206.82 and 6,602.88 is: 9,112.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,844.90 : 12,206.82 = 6,602.88 : x
  2. Step 2: Convert to fraction form
    8,844.90/12,206.82 = 6,602.88/x
  3. Step 3: Cross multiply
    8,844.90x = 12,206.82 × 6,602.88
  4. Step 4: Simplify right side
    8,844.90x = 80,600,167.64
  5. Step 5: Solve for x
    x = 80,600,167.64/8,844.90
  6. Step 6: Final answer
    x = 9,112.62

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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.