Home / 1,469.96-2,028.44-1,120.04

Finding the Fourth Proportional to 1,469.96, 2,028.44 and 1,120.04

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Solution

The fourth proportional to 1,469.96, 2,028.44 and 1,120.04 is: 1,545.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469.96 : 2,028.44 = 1,120.04 : x
  2. Step 2: Convert to fraction form
    1,469.96/2,028.44 = 1,120.04/x
  3. Step 3: Cross multiply
    1,469.96x = 2,028.44 × 1,120.04
  4. Step 4: Simplify right side
    1,469.96x = 2,271,933.94
  5. Step 5: Solve for x
    x = 2,271,933.94/1,469.96
  6. Step 6: Final answer
    x = 1,545.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.