Home / 11,029.45-16,520.41-5,177.29

Finding the Fourth Proportional to 11,029.45, 16,520.41 and 5,177.29

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Solution

The fourth proportional to 11,029.45, 16,520.41 and 5,177.29 is: 7,754.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.45 : 16,520.41 = 5,177.29 : x
  2. Step 2: Convert to fraction form
    11,029.45/16,520.41 = 5,177.29/x
  3. Step 3: Cross multiply
    11,029.45x = 16,520.41 × 5,177.29
  4. Step 4: Simplify right side
    11,029.45x = 85,530,953.49
  5. Step 5: Solve for x
    x = 85,530,953.49/11,029.45
  6. Step 6: Final answer
    x = 7,754.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.