Home / 7,351.56-11,027.25-3,453.21

Finding the Fourth Proportional to 7,351.56, 11,027.25 and 3,453.21

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Solution

The fourth proportional to 7,351.56, 11,027.25 and 3,453.21 is: 5,179.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.56 : 11,027.25 = 3,453.21 : x
  2. Step 2: Convert to fraction form
    7,351.56/11,027.25 = 3,453.21/x
  3. Step 3: Cross multiply
    7,351.56x = 11,027.25 × 3,453.21
  4. Step 4: Simplify right side
    7,351.56x = 38,079,409.97
  5. Step 5: Solve for x
    x = 38,079,409.97/7,351.56
  6. Step 6: Final answer
    x = 5,179.77

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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.