Home / 3,976.24-5,954.16-3,859.48

Finding the Fourth Proportional to 3,976.24, 5,954.16 and 3,859.48

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Solution

The fourth proportional to 3,976.24, 5,954.16 and 3,859.48 is: 5,779.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976.24 : 5,954.16 = 3,859.48 : x
  2. Step 2: Convert to fraction form
    3,976.24/5,954.16 = 3,859.48/x
  3. Step 3: Cross multiply
    3,976.24x = 5,954.16 × 3,859.48
  4. Step 4: Simplify right side
    3,976.24x = 22,979,961.44
  5. Step 5: Solve for x
    x = 22,979,961.44/3,976.24
  6. Step 6: Final answer
    x = 5,779.32

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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.