Home / 2,067.82-2,853.66-1,183.90

Finding the Fourth Proportional to 2,067.82, 2,853.66 and 1,183.90

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Solution

The fourth proportional to 2,067.82, 2,853.66 and 1,183.90 is: 1,633.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067.82 : 2,853.66 = 1,183.90 : x
  2. Step 2: Convert to fraction form
    2,067.82/2,853.66 = 1,183.90/x
  3. Step 3: Cross multiply
    2,067.82x = 2,853.66 × 1,183.90
  4. Step 4: Simplify right side
    2,067.82x = 3,378,448.07
  5. Step 5: Solve for x
    x = 3,378,448.07/2,067.82
  6. Step 6: Final answer
    x = 1,633.82

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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.