Home / 3,402.23-5,102.03-1,321.96

Finding the Fourth Proportional to 3,402.23, 5,102.03 and 1,321.96

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Solution

The fourth proportional to 3,402.23, 5,102.03 and 1,321.96 is: 1,982.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.23 : 5,102.03 = 1,321.96 : x
  2. Step 2: Convert to fraction form
    3,402.23/5,102.03 = 1,321.96/x
  3. Step 3: Cross multiply
    3,402.23x = 5,102.03 × 1,321.96
  4. Step 4: Simplify right side
    3,402.23x = 6,744,674.74
  5. Step 5: Solve for x
    x = 6,744,674.74/3,402.23
  6. Step 6: Final answer
    x = 1,982.43

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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.