Home / 3,982.06-5,972.91-1,518.04

Finding the Fourth Proportional to 3,982.06, 5,972.91 and 1,518.04

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Solution

The fourth proportional to 3,982.06, 5,972.91 and 1,518.04 is: 2,276.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.06 : 5,972.91 = 1,518.04 : x
  2. Step 2: Convert to fraction form
    3,982.06/5,972.91 = 1,518.04/x
  3. Step 3: Cross multiply
    3,982.06x = 5,972.91 × 1,518.04
  4. Step 4: Simplify right side
    3,982.06x = 9,067,116.30
  5. Step 5: Solve for x
    x = 9,067,116.30/3,982.06
  6. Step 6: Final answer
    x = 2,276.99

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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.