Home / 8,112.33-12,163.41-3,724.14

Finding the Fourth Proportional to 8,112.33, 12,163.41 and 3,724.14

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Solution

The fourth proportional to 8,112.33, 12,163.41 and 3,724.14 is: 5,583.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112.33 : 12,163.41 = 3,724.14 : x
  2. Step 2: Convert to fraction form
    8,112.33/12,163.41 = 3,724.14/x
  3. Step 3: Cross multiply
    8,112.33x = 12,163.41 × 3,724.14
  4. Step 4: Simplify right side
    8,112.33x = 45,298,241.72
  5. Step 5: Solve for x
    x = 45,298,241.72/8,112.33
  6. Step 6: Final answer
    x = 5,583.88

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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.