Home / 3,896.62-5,838.24-2,579.56

Finding the Fourth Proportional to 3,896.62, 5,838.24 and 2,579.56

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Solution

The fourth proportional to 3,896.62, 5,838.24 and 2,579.56 is: 3,864.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896.62 : 5,838.24 = 2,579.56 : x
  2. Step 2: Convert to fraction form
    3,896.62/5,838.24 = 2,579.56/x
  3. Step 3: Cross multiply
    3,896.62x = 5,838.24 × 2,579.56
  4. Step 4: Simplify right side
    3,896.62x = 15,060,090.37
  5. Step 5: Solve for x
    x = 15,060,090.37/3,896.62
  6. Step 6: Final answer
    x = 3,864.91

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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.