Home / 2,249.89-3,104.68-1,292.82

Finding the Fourth Proportional to 2,249.89, 3,104.68 and 1,292.82

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Solution

The fourth proportional to 2,249.89, 3,104.68 and 1,292.82 is: 1,783.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.89 : 3,104.68 = 1,292.82 : x
  2. Step 2: Convert to fraction form
    2,249.89/3,104.68 = 1,292.82/x
  3. Step 3: Cross multiply
    2,249.89x = 3,104.68 × 1,292.82
  4. Step 4: Simplify right side
    2,249.89x = 4,013,792.40
  5. Step 5: Solve for x
    x = 4,013,792.40/2,249.89
  6. Step 6: Final answer
    x = 1,783.99

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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.