Home / 11,825.76-17,736.66-4,327.77

Finding the Fourth Proportional to 11,825.76, 17,736.66 and 4,327.77

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Solution

The fourth proportional to 11,825.76, 17,736.66 and 4,327.77 is: 6,490.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825.76 : 17,736.66 = 4,327.77 : x
  2. Step 2: Convert to fraction form
    11,825.76/17,736.66 = 4,327.77/x
  3. Step 3: Cross multiply
    11,825.76x = 17,736.66 × 4,327.77
  4. Step 4: Simplify right side
    11,825.76x = 76,760,185.05
  5. Step 5: Solve for x
    x = 76,760,185.05/11,825.76
  6. Step 6: Final answer
    x = 6,490.93

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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.