Home / 1,579.05-2,163.32-1,519.94

Finding the Fourth Proportional to 1,579.05, 2,163.32 and 1,519.94

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Solution

The fourth proportional to 1,579.05, 2,163.32 and 1,519.94 is: 2,082.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.05 : 2,163.32 = 1,519.94 : x
  2. Step 2: Convert to fraction form
    1,579.05/2,163.32 = 1,519.94/x
  3. Step 3: Cross multiply
    1,579.05x = 2,163.32 × 1,519.94
  4. Step 4: Simplify right side
    1,579.05x = 3,288,098.18
  5. Step 5: Solve for x
    x = 3,288,098.18/1,579.05
  6. Step 6: Final answer
    x = 2,082.33

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.