Home / 3,826.45-5,735.07-1,976.56

Finding the Fourth Proportional to 3,826.45, 5,735.07 and 1,976.56

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Solution

The fourth proportional to 3,826.45, 5,735.07 and 1,976.56 is: 2,962.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.45 : 5,735.07 = 1,976.56 : x
  2. Step 2: Convert to fraction form
    3,826.45/5,735.07 = 1,976.56/x
  3. Step 3: Cross multiply
    3,826.45x = 5,735.07 × 1,976.56
  4. Step 4: Simplify right side
    3,826.45x = 11,335,709.96
  5. Step 5: Solve for x
    x = 11,335,709.96/3,826.45
  6. Step 6: Final answer
    x = 2,962.46

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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.