Home / 2,481.09-3,423.79-1,362.03

Finding the Fourth Proportional to 2,481.09, 3,423.79 and 1,362.03

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Solution

The fourth proportional to 2,481.09, 3,423.79 and 1,362.03 is: 1,879.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.09 : 3,423.79 = 1,362.03 : x
  2. Step 2: Convert to fraction form
    2,481.09/3,423.79 = 1,362.03/x
  3. Step 3: Cross multiply
    2,481.09x = 3,423.79 × 1,362.03
  4. Step 4: Simplify right side
    2,481.09x = 4,663,304.69
  5. Step 5: Solve for x
    x = 4,663,304.69/2,481.09
  6. Step 6: Final answer
    x = 1,879.54

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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.