Home / 11,576.70-17,364.84-2,811.54

Finding the Fourth Proportional to 11,576.70, 17,364.84 and 2,811.54

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Solution

The fourth proportional to 11,576.70, 17,364.84 and 2,811.54 is: 4,217.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,576.70 : 17,364.84 = 2,811.54 : x
  2. Step 2: Convert to fraction form
    11,576.70/17,364.84 = 2,811.54/x
  3. Step 3: Cross multiply
    11,576.70x = 17,364.84 × 2,811.54
  4. Step 4: Simplify right side
    11,576.70x = 48,821,942.25
  5. Step 5: Solve for x
    x = 48,821,942.25/11,576.70
  6. Step 6: Final answer
    x = 4,217.26

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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.