Home / 8,083.05-12,115.59-3,401.68

Finding the Fourth Proportional to 8,083.05, 12,115.59 and 3,401.68

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Solution

The fourth proportional to 8,083.05, 12,115.59 and 3,401.68 is: 5,098.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083.05 : 12,115.59 = 3,401.68 : x
  2. Step 2: Convert to fraction form
    8,083.05/12,115.59 = 3,401.68/x
  3. Step 3: Cross multiply
    8,083.05x = 12,115.59 × 3,401.68
  4. Step 4: Simplify right side
    8,083.05x = 41,213,360.19
  5. Step 5: Solve for x
    x = 41,213,360.19/8,083.05
  6. Step 6: Final answer
    x = 5,098.74

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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.