Home / 1,997.06-2,997.20-1,023.44

Finding the Fourth Proportional to 1,997.06, 2,997.20 and 1,023.44

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Solution

The fourth proportional to 1,997.06, 2,997.20 and 1,023.44 is: 1,535.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997.06 : 2,997.20 = 1,023.44 : x
  2. Step 2: Convert to fraction form
    1,997.06/2,997.20 = 1,023.44/x
  3. Step 3: Cross multiply
    1,997.06x = 2,997.20 × 1,023.44
  4. Step 4: Simplify right side
    1,997.06x = 3,067,441.94
  5. Step 5: Solve for x
    x = 3,067,441.94/1,997.06
  6. Step 6: Final answer
    x = 1,535.98

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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.