Home / 11,089.18-16,635.60-5,542.72

Finding the Fourth Proportional to 11,089.18, 16,635.60 and 5,542.72

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Solution

The fourth proportional to 11,089.18, 16,635.60 and 5,542.72 is: 8,314.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.18 : 16,635.60 = 5,542.72 : x
  2. Step 2: Convert to fraction form
    11,089.18/16,635.60 = 5,542.72/x
  3. Step 3: Cross multiply
    11,089.18x = 16,635.60 × 5,542.72
  4. Step 4: Simplify right side
    11,089.18x = 92,206,472.83
  5. Step 5: Solve for x
    x = 92,206,472.83/11,089.18
  6. Step 6: Final answer
    x = 8,314.99

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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.