Home / 3,678.44-5,073.10-2,262.15

Finding the Fourth Proportional to 3,678.44, 5,073.10 and 2,262.15

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Solution

The fourth proportional to 3,678.44, 5,073.10 and 2,262.15 is: 3,119.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678.44 : 5,073.10 = 2,262.15 : x
  2. Step 2: Convert to fraction form
    3,678.44/5,073.10 = 2,262.15/x
  3. Step 3: Cross multiply
    3,678.44x = 5,073.10 × 2,262.15
  4. Step 4: Simplify right side
    3,678.44x = 11,476,107.51
  5. Step 5: Solve for x
    x = 11,476,107.51/3,678.44
  6. Step 6: Final answer
    x = 3,119.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.