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Finding the Fourth Proportional to 8,844.18, 12,191.22 and 6,602.64

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Solution

The fourth proportional to 8,844.18, 12,191.22 and 6,602.64 is: 9,101.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,844.18 : 12,191.22 = 6,602.64 : x
  2. Step 2: Convert to fraction form
    8,844.18/12,191.22 = 6,602.64/x
  3. Step 3: Cross multiply
    8,844.18x = 12,191.22 × 6,602.64
  4. Step 4: Simplify right side
    8,844.18x = 80,494,236.82
  5. Step 5: Solve for x
    x = 80,494,236.82/8,844.18
  6. Step 6: Final answer
    x = 9,101.38

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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.