Home / 2,067.93-2,854.31-1,217.93

Finding the Fourth Proportional to 2,067.93, 2,854.31 and 1,217.93

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Solution

The fourth proportional to 2,067.93, 2,854.31 and 1,217.93 is: 1,681.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067.93 : 2,854.31 = 1,217.93 : x
  2. Step 2: Convert to fraction form
    2,067.93/2,854.31 = 1,217.93/x
  3. Step 3: Cross multiply
    2,067.93x = 2,854.31 × 1,217.93
  4. Step 4: Simplify right side
    2,067.93x = 3,476,329.42
  5. Step 5: Solve for x
    x = 3,476,329.42/2,067.93
  6. Step 6: Final answer
    x = 1,681.07

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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.