Home / 9,076.41-13,611.35-3,231.86

Finding the Fourth Proportional to 9,076.41, 13,611.35 and 3,231.86

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Solution

The fourth proportional to 9,076.41, 13,611.35 and 3,231.86 is: 4,846.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.41 : 13,611.35 = 3,231.86 : x
  2. Step 2: Convert to fraction form
    9,076.41/13,611.35 = 3,231.86/x
  3. Step 3: Cross multiply
    9,076.41x = 13,611.35 × 3,231.86
  4. Step 4: Simplify right side
    9,076.41x = 43,989,917.63
  5. Step 5: Solve for x
    x = 43,989,917.63/9,076.41
  6. Step 6: Final answer
    x = 4,846.62

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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.