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Finding the Fourth Proportional to 8,016.81, 12,025.20 and 2,173.42

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Solution

The fourth proportional to 8,016.81, 12,025.20 and 2,173.42 is: 3,260.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.81 : 12,025.20 = 2,173.42 : x
  2. Step 2: Convert to fraction form
    8,016.81/12,025.20 = 2,173.42/x
  3. Step 3: Cross multiply
    8,016.81x = 12,025.20 × 2,173.42
  4. Step 4: Simplify right side
    8,016.81x = 26,135,765.72
  5. Step 5: Solve for x
    x = 26,135,765.72/8,016.81
  6. Step 6: Final answer
    x = 3,260.12

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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.