Home / 3,370.36-5,061.82-2,755.36

Finding the Fourth Proportional to 3,370.36, 5,061.82 and 2,755.36

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Solution

The fourth proportional to 3,370.36, 5,061.82 and 2,755.36 is: 4,138.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.36 : 5,061.82 = 2,755.36 : x
  2. Step 2: Convert to fraction form
    3,370.36/5,061.82 = 2,755.36/x
  3. Step 3: Cross multiply
    3,370.36x = 5,061.82 × 2,755.36
  4. Step 4: Simplify right side
    3,370.36x = 13,947,136.36
  5. Step 5: Solve for x
    x = 13,947,136.36/3,370.36
  6. Step 6: Final answer
    x = 4,138.17

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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.