Home / 7,824.90-11,734.26-2,825.82

Finding the Fourth Proportional to 7,824.90, 11,734.26 and 2,825.82

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Solution

The fourth proportional to 7,824.90, 11,734.26 and 2,825.82 is: 4,237.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.90 : 11,734.26 = 2,825.82 : x
  2. Step 2: Convert to fraction form
    7,824.90/11,734.26 = 2,825.82/x
  3. Step 3: Cross multiply
    7,824.90x = 11,734.26 × 2,825.82
  4. Step 4: Simplify right side
    7,824.90x = 33,158,906.59
  5. Step 5: Solve for x
    x = 33,158,906.59/7,824.90
  6. Step 6: Final answer
    x = 4,237.61

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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.