Home / 3,396.78-5,096.67-2,163.87

Finding the Fourth Proportional to 3,396.78, 5,096.67 and 2,163.87

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Solution

The fourth proportional to 3,396.78, 5,096.67 and 2,163.87 is: 3,246.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.78 : 5,096.67 = 2,163.87 : x
  2. Step 2: Convert to fraction form
    3,396.78/5,096.67 = 2,163.87/x
  3. Step 3: Cross multiply
    3,396.78x = 5,096.67 × 2,163.87
  4. Step 4: Simplify right side
    3,396.78x = 11,028,505.83
  5. Step 5: Solve for x
    x = 11,028,505.83/3,396.78
  6. Step 6: Final answer
    x = 3,246.76

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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.