Home / 2,519.82-3,776.98-1,057.26

Finding the Fourth Proportional to 2,519.82, 3,776.98 and 1,057.26

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Solution

The fourth proportional to 2,519.82, 3,776.98 and 1,057.26 is: 1,584.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.82 : 3,776.98 = 1,057.26 : x
  2. Step 2: Convert to fraction form
    2,519.82/3,776.98 = 1,057.26/x
  3. Step 3: Cross multiply
    2,519.82x = 3,776.98 × 1,057.26
  4. Step 4: Simplify right side
    2,519.82x = 3,993,249.87
  5. Step 5: Solve for x
    x = 3,993,249.87/2,519.82
  6. Step 6: Final answer
    x = 1,584.74

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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.