Home / 3,371.92-5,058.56-1,424.12

Finding the Fourth Proportional to 3,371.92, 5,058.56 and 1,424.12

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Solution

The fourth proportional to 3,371.92, 5,058.56 and 1,424.12 is: 2,136.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.92 : 5,058.56 = 1,424.12 : x
  2. Step 2: Convert to fraction form
    3,371.92/5,058.56 = 1,424.12/x
  3. Step 3: Cross multiply
    3,371.92x = 5,058.56 × 1,424.12
  4. Step 4: Simplify right side
    3,371.92x = 7,203,996.47
  5. Step 5: Solve for x
    x = 7,203,996.47/3,371.92
  6. Step 6: Final answer
    x = 2,136.47

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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.