Home / 3,299.82-4,938.39-3,163.74

Finding the Fourth Proportional to 3,299.82, 4,938.39 and 3,163.74

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Solution

The fourth proportional to 3,299.82, 4,938.39 and 3,163.74 is: 4,734.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.82 : 4,938.39 = 3,163.74 : x
  2. Step 2: Convert to fraction form
    3,299.82/4,938.39 = 3,163.74/x
  3. Step 3: Cross multiply
    3,299.82x = 4,938.39 × 3,163.74
  4. Step 4: Simplify right side
    3,299.82x = 15,623,781.98
  5. Step 5: Solve for x
    x = 15,623,781.98/3,299.82
  6. Step 6: Final answer
    x = 4,734.74

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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.