Home / 2,003.92-2,765.68-1,951.28

Finding the Fourth Proportional to 2,003.92, 2,765.68 and 1,951.28

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Solution

The fourth proportional to 2,003.92, 2,765.68 and 1,951.28 is: 2,693.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003.92 : 2,765.68 = 1,951.28 : x
  2. Step 2: Convert to fraction form
    2,003.92/2,765.68 = 1,951.28/x
  3. Step 3: Cross multiply
    2,003.92x = 2,765.68 × 1,951.28
  4. Step 4: Simplify right side
    2,003.92x = 5,396,616.07
  5. Step 5: Solve for x
    x = 5,396,616.07/2,003.92
  6. Step 6: Final answer
    x = 2,693.03

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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.