Home / 3,982.16-5,971.48-2,006.53

Finding the Fourth Proportional to 3,982.16, 5,971.48 and 2,006.53

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Solution

The fourth proportional to 3,982.16, 5,971.48 and 2,006.53 is: 3,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.16 : 5,971.48 = 2,006.53 : x
  2. Step 2: Convert to fraction form
    3,982.16/5,971.48 = 2,006.53/x
  3. Step 3: Cross multiply
    3,982.16x = 5,971.48 × 2,006.53
  4. Step 4: Simplify right side
    3,982.16x = 11,981,933.82
  5. Step 5: Solve for x
    x = 11,981,933.82/3,982.16
  6. Step 6: Final answer
    x = 3,008.90

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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.