Home / 2,722.94-3,757.68-1,603.88

Finding the Fourth Proportional to 2,722.94, 3,757.68 and 1,603.88

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Solution

The fourth proportional to 2,722.94, 3,757.68 and 1,603.88 is: 2,213.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.94 : 3,757.68 = 1,603.88 : x
  2. Step 2: Convert to fraction form
    2,722.94/3,757.68 = 1,603.88/x
  3. Step 3: Cross multiply
    2,722.94x = 3,757.68 × 1,603.88
  4. Step 4: Simplify right side
    2,722.94x = 6,026,867.80
  5. Step 5: Solve for x
    x = 6,026,867.80/2,722.94
  6. Step 6: Final answer
    x = 2,213.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.