Home / 8,272.26-11,415.94-4,736.61

Finding the Fourth Proportional to 8,272.26, 11,415.94 and 4,736.61

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Solution

The fourth proportional to 8,272.26, 11,415.94 and 4,736.61 is: 6,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272.26 : 11,415.94 = 4,736.61 : x
  2. Step 2: Convert to fraction form
    8,272.26/11,415.94 = 4,736.61/x
  3. Step 3: Cross multiply
    8,272.26x = 11,415.94 × 4,736.61
  4. Step 4: Simplify right side
    8,272.26x = 54,072,843.72
  5. Step 5: Solve for x
    x = 54,072,843.72/8,272.26
  6. Step 6: Final answer
    x = 6,536.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.