Home / 3,493.14-5,249.56-2,637.78

Finding the Fourth Proportional to 3,493.14, 5,249.56 and 2,637.78

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Solution

The fourth proportional to 3,493.14, 5,249.56 and 2,637.78 is: 3,964.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.14 : 5,249.56 = 2,637.78 : x
  2. Step 2: Convert to fraction form
    3,493.14/5,249.56 = 2,637.78/x
  3. Step 3: Cross multiply
    3,493.14x = 5,249.56 × 2,637.78
  4. Step 4: Simplify right side
    3,493.14x = 13,847,184.38
  5. Step 5: Solve for x
    x = 13,847,184.38/3,493.14
  6. Step 6: Final answer
    x = 3,964.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.