Home / 10,910.44-16,365.66-3,992.68

Finding the Fourth Proportional to 10,910.44, 16,365.66 and 3,992.68

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Solution

The fourth proportional to 10,910.44, 16,365.66 and 3,992.68 is: 5,989.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,910.44 : 16,365.66 = 3,992.68 : x
  2. Step 2: Convert to fraction form
    10,910.44/16,365.66 = 3,992.68/x
  3. Step 3: Cross multiply
    10,910.44x = 16,365.66 × 3,992.68
  4. Step 4: Simplify right side
    10,910.44x = 65,342,843.37
  5. Step 5: Solve for x
    x = 65,342,843.37/10,910.44
  6. Step 6: Final answer
    x = 5,989.02

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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.