Home / 2,167.70-3,249.22-935.69

Finding the Fourth Proportional to 2,167.70, 3,249.22 and 935.69

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Solution

The fourth proportional to 2,167.70, 3,249.22 and 935.69 is: 1,402.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167.70 : 3,249.22 = 935.69 : x
  2. Step 2: Convert to fraction form
    2,167.70/3,249.22 = 935.69/x
  3. Step 3: Cross multiply
    2,167.70x = 3,249.22 × 935.69
  4. Step 4: Simplify right side
    2,167.70x = 3,040,262.66
  5. Step 5: Solve for x
    x = 3,040,262.66/2,167.70
  6. Step 6: Final answer
    x = 1,402.53

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1.5x scale

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.