Home / 2,039.44-3,058.71-578.56

Finding the Fourth Proportional to 2,039.44, 3,058.71 and 578.56

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Solution

The fourth proportional to 2,039.44, 3,058.71 and 578.56 is: 867.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039.44 : 3,058.71 = 578.56 : x
  2. Step 2: Convert to fraction form
    2,039.44/3,058.71 = 578.56/x
  3. Step 3: Cross multiply
    2,039.44x = 3,058.71 × 578.56
  4. Step 4: Simplify right side
    2,039.44x = 1,769,647.26
  5. Step 5: Solve for x
    x = 1,769,647.26/2,039.44
  6. Step 6: Final answer
    x = 867.71

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1.5x scale

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.