Home / 2,919.63-4,029.11-1,593.37

Finding the Fourth Proportional to 2,919.63, 4,029.11 and 1,593.37

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Solution

The fourth proportional to 2,919.63, 4,029.11 and 1,593.37 is: 2,198.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.63 : 4,029.11 = 1,593.37 : x
  2. Step 2: Convert to fraction form
    2,919.63/4,029.11 = 1,593.37/x
  3. Step 3: Cross multiply
    2,919.63x = 4,029.11 × 1,593.37
  4. Step 4: Simplify right side
    2,919.63x = 6,419,837.14
  5. Step 5: Solve for x
    x = 6,419,837.14/2,919.63
  6. Step 6: Final answer
    x = 2,198.85

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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.