Home / 3,822.39-5,729.94-2,182.14

Finding the Fourth Proportional to 3,822.39, 5,729.94 and 2,182.14

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Solution

The fourth proportional to 3,822.39, 5,729.94 and 2,182.14 is: 3,271.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.39 : 5,729.94 = 2,182.14 : x
  2. Step 2: Convert to fraction form
    3,822.39/5,729.94 = 2,182.14/x
  3. Step 3: Cross multiply
    3,822.39x = 5,729.94 × 2,182.14
  4. Step 4: Simplify right side
    3,822.39x = 12,503,531.27
  5. Step 5: Solve for x
    x = 12,503,531.27/3,822.39
  6. Step 6: Final answer
    x = 3,271.13

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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.