Home / 2,131.83-3,194.61-1,034.94

Finding the Fourth Proportional to 2,131.83, 3,194.61 and 1,034.94

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Solution

The fourth proportional to 2,131.83, 3,194.61 and 1,034.94 is: 1,550.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131.83 : 3,194.61 = 1,034.94 : x
  2. Step 2: Convert to fraction form
    2,131.83/3,194.61 = 1,034.94/x
  3. Step 3: Cross multiply
    2,131.83x = 3,194.61 × 1,034.94
  4. Step 4: Simplify right side
    2,131.83x = 3,306,229.67
  5. Step 5: Solve for x
    x = 3,306,229.67/2,131.83
  6. Step 6: Final answer
    x = 1,550.89

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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.