Home / 9,076.32-13,611.60-3,229.60

Finding the Fourth Proportional to 9,076.32, 13,611.60 and 3,229.60

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Solution

The fourth proportional to 9,076.32, 13,611.60 and 3,229.60 is: 4,843.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.32 : 13,611.60 = 3,229.60 : x
  2. Step 2: Convert to fraction form
    9,076.32/13,611.60 = 3,229.60/x
  3. Step 3: Cross multiply
    9,076.32x = 13,611.60 × 3,229.60
  4. Step 4: Simplify right side
    9,076.32x = 43,960,023.36
  5. Step 5: Solve for x
    x = 43,960,023.36/9,076.32
  6. Step 6: Final answer
    x = 4,843.38

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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.