Home / 2,081.90-3,105.95-2,025.41

Finding the Fourth Proportional to 2,081.90, 3,105.95 and 2,025.41

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Solution

The fourth proportional to 2,081.90, 3,105.95 and 2,025.41 is: 3,021.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081.90 : 3,105.95 = 2,025.41 : x
  2. Step 2: Convert to fraction form
    2,081.90/3,105.95 = 2,025.41/x
  3. Step 3: Cross multiply
    2,081.90x = 3,105.95 × 2,025.41
  4. Step 4: Simplify right side
    2,081.90x = 6,290,796.53
  5. Step 5: Solve for x
    x = 6,290,796.53/2,081.90
  6. Step 6: Final answer
    x = 3,021.66

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.