Home / 2,069.44-3,105.51-1,902.58

Finding the Fourth Proportional to 2,069.44, 3,105.51 and 1,902.58

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Solution

The fourth proportional to 2,069.44, 3,105.51 and 1,902.58 is: 2,855.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.44 : 3,105.51 = 1,902.58 : x
  2. Step 2: Convert to fraction form
    2,069.44/3,105.51 = 1,902.58/x
  3. Step 3: Cross multiply
    2,069.44x = 3,105.51 × 1,902.58
  4. Step 4: Simplify right side
    2,069.44x = 5,908,481.22
  5. Step 5: Solve for x
    x = 5,908,481.22/2,069.44
  6. Step 6: Final answer
    x = 2,855.11

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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.