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Finding the Fourth Proportional to 6,662.25, 9,993.38 and 2,766.76

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Solution

The fourth proportional to 6,662.25, 9,993.38 and 2,766.76 is: 4,150.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662.25 : 9,993.38 = 2,766.76 : x
  2. Step 2: Convert to fraction form
    6,662.25/9,993.38 = 2,766.76/x
  3. Step 3: Cross multiply
    6,662.25x = 9,993.38 × 2,766.76
  4. Step 4: Simplify right side
    6,662.25x = 27,649,245.23
  5. Step 5: Solve for x
    x = 27,649,245.23/6,662.25
  6. Step 6: Final answer
    x = 4,150.14

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Similar ratio
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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.