Home / 3,438.33-4,744.10-1,945.92

Finding the Fourth Proportional to 3,438.33, 4,744.10 and 1,945.92

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Solution

The fourth proportional to 3,438.33, 4,744.10 and 1,945.92 is: 2,684.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438.33 : 4,744.10 = 1,945.92 : x
  2. Step 2: Convert to fraction form
    3,438.33/4,744.10 = 1,945.92/x
  3. Step 3: Cross multiply
    3,438.33x = 4,744.10 × 1,945.92
  4. Step 4: Simplify right side
    3,438.33x = 9,231,661.73
  5. Step 5: Solve for x
    x = 9,231,661.73/3,438.33
  6. Step 6: Final answer
    x = 2,684.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.