Home / 2,039.11-3,058.25-578.27

Finding the Fourth Proportional to 2,039.11, 3,058.25 and 578.27

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Solution

The fourth proportional to 2,039.11, 3,058.25 and 578.27 is: 867.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039.11 : 3,058.25 = 578.27 : x
  2. Step 2: Convert to fraction form
    2,039.11/3,058.25 = 578.27/x
  3. Step 3: Cross multiply
    2,039.11x = 3,058.25 × 578.27
  4. Step 4: Simplify right side
    2,039.11x = 1,768,498.98
  5. Step 5: Solve for x
    x = 1,768,498.98/2,039.11
  6. Step 6: Final answer
    x = 867.29

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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.