Home / 10,788.74-16,179.19-3,766.78

Finding the Fourth Proportional to 10,788.74, 16,179.19 and 3,766.78

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Solution

The fourth proportional to 10,788.74, 16,179.19 and 3,766.78 is: 5,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.74 : 16,179.19 = 3,766.78 : x
  2. Step 2: Convert to fraction form
    10,788.74/16,179.19 = 3,766.78/x
  3. Step 3: Cross multiply
    10,788.74x = 16,179.19 × 3,766.78
  4. Step 4: Simplify right side
    10,788.74x = 60,943,399.44
  5. Step 5: Solve for x
    x = 60,943,399.44/10,788.74
  6. Step 6: Final answer
    x = 5,648.80

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