Home / 11,198.52-16,795.44-3,405.60

Finding the Fourth Proportional to 11,198.52, 16,795.44 and 3,405.60

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Solution

The fourth proportional to 11,198.52, 16,795.44 and 3,405.60 is: 5,107.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,198.52 : 16,795.44 = 3,405.60 : x
  2. Step 2: Convert to fraction form
    11,198.52/16,795.44 = 3,405.60/x
  3. Step 3: Cross multiply
    11,198.52x = 16,795.44 × 3,405.60
  4. Step 4: Simplify right side
    11,198.52x = 57,198,550.46
  5. Step 5: Solve for x
    x = 57,198,550.46/11,198.52
  6. Step 6: Final answer
    x = 5,107.69

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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.