Home / 2,753.75-4,131.99-1,367.03

Finding the Fourth Proportional to 2,753.75, 4,131.99 and 1,367.03

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Solution

The fourth proportional to 2,753.75, 4,131.99 and 1,367.03 is: 2,051.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.75 : 4,131.99 = 1,367.03 : x
  2. Step 2: Convert to fraction form
    2,753.75/4,131.99 = 1,367.03/x
  3. Step 3: Cross multiply
    2,753.75x = 4,131.99 × 1,367.03
  4. Step 4: Simplify right side
    2,753.75x = 5,648,554.29
  5. Step 5: Solve for x
    x = 5,648,554.29/2,753.75
  6. Step 6: Final answer
    x = 2,051.22

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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.