Home / 11,576.45-17,364.60-2,811.31

Finding the Fourth Proportional to 11,576.45, 17,364.60 and 2,811.31

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Solution

The fourth proportional to 11,576.45, 17,364.60 and 2,811.31 is: 4,216.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,576.45 : 17,364.60 = 2,811.31 : x
  2. Step 2: Convert to fraction form
    11,576.45/17,364.60 = 2,811.31/x
  3. Step 3: Cross multiply
    11,576.45x = 17,364.60 × 2,811.31
  4. Step 4: Simplify right side
    11,576.45x = 48,817,230.21
  5. Step 5: Solve for x
    x = 48,817,230.21/11,576.45
  6. Step 6: Final answer
    x = 4,216.94

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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.