Home / 2,757.18-4,136.44-1,371.17

Finding the Fourth Proportional to 2,757.18, 4,136.44 and 1,371.17

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Solution

The fourth proportional to 2,757.18, 4,136.44 and 1,371.17 is: 2,057.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757.18 : 4,136.44 = 1,371.17 : x
  2. Step 2: Convert to fraction form
    2,757.18/4,136.44 = 1,371.17/x
  3. Step 3: Cross multiply
    2,757.18x = 4,136.44 × 1,371.17
  4. Step 4: Simplify right side
    2,757.18x = 5,671,734.90
  5. Step 5: Solve for x
    x = 5,671,734.90/2,757.18
  6. Step 6: Final answer
    x = 2,057.08

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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.