Home / 1,785.22-2,462.97-1,163.14

Finding the Fourth Proportional to 1,785.22, 2,462.97 and 1,163.14

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Solution

The fourth proportional to 1,785.22, 2,462.97 and 1,163.14 is: 1,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785.22 : 2,462.97 = 1,163.14 : x
  2. Step 2: Convert to fraction form
    1,785.22/2,462.97 = 1,163.14/x
  3. Step 3: Cross multiply
    1,785.22x = 2,462.97 × 1,163.14
  4. Step 4: Simplify right side
    1,785.22x = 2,864,778.93
  5. Step 5: Solve for x
    x = 2,864,778.93/1,785.22
  6. Step 6: Final answer
    x = 1,604.72

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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.