Home / 3,682.12-5,081.46-2,110.52

Finding the Fourth Proportional to 3,682.12, 5,081.46 and 2,110.52

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Solution

The fourth proportional to 3,682.12, 5,081.46 and 2,110.52 is: 2,912.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.12 : 5,081.46 = 2,110.52 : x
  2. Step 2: Convert to fraction form
    3,682.12/5,081.46 = 2,110.52/x
  3. Step 3: Cross multiply
    3,682.12x = 5,081.46 × 2,110.52
  4. Step 4: Simplify right side
    3,682.12x = 10,724,522.96
  5. Step 5: Solve for x
    x = 10,724,522.96/3,682.12
  6. Step 6: Final answer
    x = 2,912.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.