Home / 5,162.82-7,742.85-2,240.44

Finding the Fourth Proportional to 5,162.82, 7,742.85 and 2,240.44

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Solution

The fourth proportional to 5,162.82, 7,742.85 and 2,240.44 is: 3,360.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.82 : 7,742.85 = 2,240.44 : x
  2. Step 2: Convert to fraction form
    5,162.82/7,742.85 = 2,240.44/x
  3. Step 3: Cross multiply
    5,162.82x = 7,742.85 × 2,240.44
  4. Step 4: Simplify right side
    5,162.82x = 17,347,390.85
  5. Step 5: Solve for x
    x = 17,347,390.85/5,162.82
  6. Step 6: Final answer
    x = 3,360.06

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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.