Home / 7,766.56-11,653.29-4,067.92

Finding the Fourth Proportional to 7,766.56, 11,653.29 and 4,067.92

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Solution

The fourth proportional to 7,766.56, 11,653.29 and 4,067.92 is: 6,103.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.56 : 11,653.29 = 4,067.92 : x
  2. Step 2: Convert to fraction form
    7,766.56/11,653.29 = 4,067.92/x
  3. Step 3: Cross multiply
    7,766.56x = 11,653.29 × 4,067.92
  4. Step 4: Simplify right side
    7,766.56x = 47,404,677.46
  5. Step 5: Solve for x
    x = 47,404,677.46/7,766.56
  6. Step 6: Final answer
    x = 6,103.69

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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.