Home / 2,039.11-3,058.17-704.80

Finding the Fourth Proportional to 2,039.11, 3,058.17 and 704.80

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Solution

The fourth proportional to 2,039.11, 3,058.17 and 704.80 is: 1,057.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039.11 : 3,058.17 = 704.80 : x
  2. Step 2: Convert to fraction form
    2,039.11/3,058.17 = 704.80/x
  3. Step 3: Cross multiply
    2,039.11x = 3,058.17 × 704.80
  4. Step 4: Simplify right side
    2,039.11x = 2,155,398.22
  5. Step 5: Solve for x
    x = 2,155,398.22/2,039.11
  6. Step 6: Final answer
    x = 1,057.03

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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.