Home / 3,976.02-5,964.39-1,635.48

Finding the Fourth Proportional to 3,976.02, 5,964.39 and 1,635.48

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Solution

The fourth proportional to 3,976.02, 5,964.39 and 1,635.48 is: 2,453.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976.02 : 5,964.39 = 1,635.48 : x
  2. Step 2: Convert to fraction form
    3,976.02/5,964.39 = 1,635.48/x
  3. Step 3: Cross multiply
    3,976.02x = 5,964.39 × 1,635.48
  4. Step 4: Simplify right side
    3,976.02x = 9,754,640.56
  5. Step 5: Solve for x
    x = 9,754,640.56/3,976.02
  6. Step 6: Final answer
    x = 2,453.37

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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.