Home / 3,169.82-4,373.61-1,910.54

Finding the Fourth Proportional to 3,169.82, 4,373.61 and 1,910.54

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Solution

The fourth proportional to 3,169.82, 4,373.61 and 1,910.54 is: 2,636.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.82 : 4,373.61 = 1,910.54 : x
  2. Step 2: Convert to fraction form
    3,169.82/4,373.61 = 1,910.54/x
  3. Step 3: Cross multiply
    3,169.82x = 4,373.61 × 1,910.54
  4. Step 4: Simplify right side
    3,169.82x = 8,355,956.85
  5. Step 5: Solve for x
    x = 8,355,956.85/3,169.82
  6. Step 6: Final answer
    x = 2,636.10

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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.