Home / 2,202.29-3,301.19-1,381.13

Finding the Fourth Proportional to 2,202.29, 3,301.19 and 1,381.13

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Solution

The fourth proportional to 2,202.29, 3,301.19 and 1,381.13 is: 2,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.29 : 3,301.19 = 1,381.13 : x
  2. Step 2: Convert to fraction form
    2,202.29/3,301.19 = 1,381.13/x
  3. Step 3: Cross multiply
    2,202.29x = 3,301.19 × 1,381.13
  4. Step 4: Simplify right side
    2,202.29x = 4,559,372.88
  5. Step 5: Solve for x
    x = 4,559,372.88/2,202.29
  6. Step 6: Final answer
    x = 2,070.29

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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.