Home / 3,910.20-5,864.92-1,601.52

Finding the Fourth Proportional to 3,910.20, 5,864.92 and 1,601.52

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Solution

The fourth proportional to 3,910.20, 5,864.92 and 1,601.52 is: 2,402.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.20 : 5,864.92 = 1,601.52 : x
  2. Step 2: Convert to fraction form
    3,910.20/5,864.92 = 1,601.52/x
  3. Step 3: Cross multiply
    3,910.20x = 5,864.92 × 1,601.52
  4. Step 4: Simplify right side
    3,910.20x = 9,392,786.68
  5. Step 5: Solve for x
    x = 9,392,786.68/3,910.20
  6. Step 6: Final answer
    x = 2,402.12

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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.