Home / 2,194.09-3,286.88-1,099.37

Finding the Fourth Proportional to 2,194.09, 3,286.88 and 1,099.37

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Solution

The fourth proportional to 2,194.09, 3,286.88 and 1,099.37 is: 1,646.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.09 : 3,286.88 = 1,099.37 : x
  2. Step 2: Convert to fraction form
    2,194.09/3,286.88 = 1,099.37/x
  3. Step 3: Cross multiply
    2,194.09x = 3,286.88 × 1,099.37
  4. Step 4: Simplify right side
    2,194.09x = 3,613,504.11
  5. Step 5: Solve for x
    x = 3,613,504.11/2,194.09
  6. Step 6: Final answer
    x = 1,646.93

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.