Home / 8,836.44-13,255.80-2,911.56

Finding the Fourth Proportional to 8,836.44, 13,255.80 and 2,911.56

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Solution

The fourth proportional to 8,836.44, 13,255.80 and 2,911.56 is: 4,367.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.44 : 13,255.80 = 2,911.56 : x
  2. Step 2: Convert to fraction form
    8,836.44/13,255.80 = 2,911.56/x
  3. Step 3: Cross multiply
    8,836.44x = 13,255.80 × 2,911.56
  4. Step 4: Simplify right side
    8,836.44x = 38,595,057.05
  5. Step 5: Solve for x
    x = 38,595,057.05/8,836.44
  6. Step 6: Final answer
    x = 4,367.72

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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.