Home / 3,399.30-5,091.39-1,937.52

Finding the Fourth Proportional to 3,399.30, 5,091.39 and 1,937.52

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Solution

The fourth proportional to 3,399.30, 5,091.39 and 1,937.52 is: 2,901.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.30 : 5,091.39 = 1,937.52 : x
  2. Step 2: Convert to fraction form
    3,399.30/5,091.39 = 1,937.52/x
  3. Step 3: Cross multiply
    3,399.30x = 5,091.39 × 1,937.52
  4. Step 4: Simplify right side
    3,399.30x = 9,864,669.95
  5. Step 5: Solve for x
    x = 9,864,669.95/3,399.30
  6. Step 6: Final answer
    x = 2,901.97

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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.