Home / 2,067.72-2,853.45-1,183.68

Finding the Fourth Proportional to 2,067.72, 2,853.45 and 1,183.68

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Solution

The fourth proportional to 2,067.72, 2,853.45 and 1,183.68 is: 1,633.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067.72 : 2,853.45 = 1,183.68 : x
  2. Step 2: Convert to fraction form
    2,067.72/2,853.45 = 1,183.68/x
  3. Step 3: Cross multiply
    2,067.72x = 2,853.45 × 1,183.68
  4. Step 4: Simplify right side
    2,067.72x = 3,377,571.70
  5. Step 5: Solve for x
    x = 3,377,571.70/2,067.72
  6. Step 6: Final answer
    x = 1,633.48

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1.5x scale

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.