Home / 3,996.36-5,991.30-1,803.96

Finding the Fourth Proportional to 3,996.36, 5,991.30 and 1,803.96

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Solution

The fourth proportional to 3,996.36, 5,991.30 and 1,803.96 is: 2,704.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.36 : 5,991.30 = 1,803.96 : x
  2. Step 2: Convert to fraction form
    3,996.36/5,991.30 = 1,803.96/x
  3. Step 3: Cross multiply
    3,996.36x = 5,991.30 × 1,803.96
  4. Step 4: Simplify right side
    3,996.36x = 10,808,065.55
  5. Step 5: Solve for x
    x = 10,808,065.55/3,996.36
  6. Step 6: Final answer
    x = 2,704.48

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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.