Home / 2,163.31-3,242.33-1,833.23

Finding the Fourth Proportional to 2,163.31, 3,242.33 and 1,833.23

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Solution

The fourth proportional to 2,163.31, 3,242.33 and 1,833.23 is: 2,747.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163.31 : 3,242.33 = 1,833.23 : x
  2. Step 2: Convert to fraction form
    2,163.31/3,242.33 = 1,833.23/x
  3. Step 3: Cross multiply
    2,163.31x = 3,242.33 × 1,833.23
  4. Step 4: Simplify right side
    2,163.31x = 5,943,942.44
  5. Step 5: Solve for x
    x = 5,943,942.44/2,163.31
  6. Step 6: Final answer
    x = 2,747.62

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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.