Home / 3,976.23-5,964.05-1,635.60

Finding the Fourth Proportional to 3,976.23, 5,964.05 and 1,635.60

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Solution

The fourth proportional to 3,976.23, 5,964.05 and 1,635.60 is: 2,453.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976.23 : 5,964.05 = 1,635.60 : x
  2. Step 2: Convert to fraction form
    3,976.23/5,964.05 = 1,635.60/x
  3. Step 3: Cross multiply
    3,976.23x = 5,964.05 × 1,635.60
  4. Step 4: Simplify right side
    3,976.23x = 9,754,792.00
  5. Step 5: Solve for x
    x = 9,754,792.00/3,976.23
  6. Step 6: Final answer
    x = 2,453.28

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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.