Home / 3,443.13-5,163.75-1,251.54

Finding the Fourth Proportional to 3,443.13, 5,163.75 and 1,251.54

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Solution

The fourth proportional to 3,443.13, 5,163.75 and 1,251.54 is: 1,876.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.13 : 5,163.75 = 1,251.54 : x
  2. Step 2: Convert to fraction form
    3,443.13/5,163.75 = 1,251.54/x
  3. Step 3: Cross multiply
    3,443.13x = 5,163.75 × 1,251.54
  4. Step 4: Simplify right side
    3,443.13x = 6,462,639.68
  5. Step 5: Solve for x
    x = 6,462,639.68/3,443.13
  6. Step 6: Final answer
    x = 1,876.97

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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.