Home / 3,976.56-5,964.66-1,512.54

Finding the Fourth Proportional to 3,976.56, 5,964.66 and 1,512.54

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Solution

The fourth proportional to 3,976.56, 5,964.66 and 1,512.54 is: 2,268.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976.56 : 5,964.66 = 1,512.54 : x
  2. Step 2: Convert to fraction form
    3,976.56/5,964.66 = 1,512.54/x
  3. Step 3: Cross multiply
    3,976.56x = 5,964.66 × 1,512.54
  4. Step 4: Simplify right side
    3,976.56x = 9,021,786.84
  5. Step 5: Solve for x
    x = 9,021,786.84/3,976.56
  6. Step 6: Final answer
    x = 2,268.74

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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.