Home / 7,402.26-11,105.62-2,724.51

Finding the Fourth Proportional to 7,402.26, 11,105.62 and 2,724.51

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Solution

The fourth proportional to 7,402.26, 11,105.62 and 2,724.51 is: 4,087.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.26 : 11,105.62 = 2,724.51 : x
  2. Step 2: Convert to fraction form
    7,402.26/11,105.62 = 2,724.51/x
  3. Step 3: Cross multiply
    7,402.26x = 11,105.62 × 2,724.51
  4. Step 4: Simplify right side
    7,402.26x = 30,257,365.93
  5. Step 5: Solve for x
    x = 30,257,365.93/7,402.26
  6. Step 6: Final answer
    x = 4,087.58

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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.