Home / 3,950.41-5,451.46-2,181.89

Finding the Fourth Proportional to 3,950.41, 5,451.46 and 2,181.89

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Solution

The fourth proportional to 3,950.41, 5,451.46 and 2,181.89 is: 3,010.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.41 : 5,451.46 = 2,181.89 : x
  2. Step 2: Convert to fraction form
    3,950.41/5,451.46 = 2,181.89/x
  3. Step 3: Cross multiply
    3,950.41x = 5,451.46 × 2,181.89
  4. Step 4: Simplify right side
    3,950.41x = 11,894,486.06
  5. Step 5: Solve for x
    x = 11,894,486.06/3,950.41
  6. Step 6: Final answer
    x = 3,010.95

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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.