Home / 5,427.75-8,135.94-2,507.97

Finding the Fourth Proportional to 5,427.75, 8,135.94 and 2,507.97

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Solution

The fourth proportional to 5,427.75, 8,135.94 and 2,507.97 is: 3,759.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.75 : 8,135.94 = 2,507.97 : x
  2. Step 2: Convert to fraction form
    5,427.75/8,135.94 = 2,507.97/x
  3. Step 3: Cross multiply
    5,427.75x = 8,135.94 × 2,507.97
  4. Step 4: Simplify right side
    5,427.75x = 20,404,693.44
  5. Step 5: Solve for x
    x = 20,404,693.44/5,427.75
  6. Step 6: Final answer
    x = 3,759.33

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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.