Home / 7,613.94-11,419.55-2,067.71

Finding the Fourth Proportional to 7,613.94, 11,419.55 and 2,067.71

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Solution

The fourth proportional to 7,613.94, 11,419.55 and 2,067.71 is: 3,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.94 : 11,419.55 = 2,067.71 : x
  2. Step 2: Convert to fraction form
    7,613.94/11,419.55 = 2,067.71/x
  3. Step 3: Cross multiply
    7,613.94x = 11,419.55 × 2,067.71
  4. Step 4: Simplify right side
    7,613.94x = 23,612,317.73
  5. Step 5: Solve for x
    x = 23,612,317.73/7,613.94
  6. Step 6: Final answer
    x = 3,101.20

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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.