Home / 3,440.92-5,161.78-1,250.68

Finding the Fourth Proportional to 3,440.92, 5,161.78 and 1,250.68

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Solution

The fourth proportional to 3,440.92, 5,161.78 and 1,250.68 is: 1,876.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.92 : 5,161.78 = 1,250.68 : x
  2. Step 2: Convert to fraction form
    3,440.92/5,161.78 = 1,250.68/x
  3. Step 3: Cross multiply
    3,440.92x = 5,161.78 × 1,250.68
  4. Step 4: Simplify right side
    3,440.92x = 6,455,735.01
  5. Step 5: Solve for x
    x = 6,455,735.01/3,440.92
  6. Step 6: Final answer
    x = 1,876.17

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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.