Home / 2,936.11-4,401.69-1,375.30

Finding the Fourth Proportional to 2,936.11, 4,401.69 and 1,375.30

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Solution

The fourth proportional to 2,936.11, 4,401.69 and 1,375.30 is: 2,061.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.11 : 4,401.69 = 1,375.30 : x
  2. Step 2: Convert to fraction form
    2,936.11/4,401.69 = 1,375.30/x
  3. Step 3: Cross multiply
    2,936.11x = 4,401.69 × 1,375.30
  4. Step 4: Simplify right side
    2,936.11x = 6,053,644.26
  5. Step 5: Solve for x
    x = 6,053,644.26/2,936.11
  6. Step 6: Final answer
    x = 2,061.79

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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.