Home / 7,412.54-11,119.01-2,481.26

Finding the Fourth Proportional to 7,412.54, 11,119.01 and 2,481.26

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Solution

The fourth proportional to 7,412.54, 11,119.01 and 2,481.26 is: 3,721.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.54 : 11,119.01 = 2,481.26 : x
  2. Step 2: Convert to fraction form
    7,412.54/11,119.01 = 2,481.26/x
  3. Step 3: Cross multiply
    7,412.54x = 11,119.01 × 2,481.26
  4. Step 4: Simplify right side
    7,412.54x = 27,589,086.75
  5. Step 5: Solve for x
    x = 27,589,086.75/7,412.54
  6. Step 6: Final answer
    x = 3,721.95

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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.