Home / 11,123.85-16,687.70-3,729.03

Finding the Fourth Proportional to 11,123.85, 16,687.70 and 3,729.03

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Solution

The fourth proportional to 11,123.85, 16,687.70 and 3,729.03 is: 5,594.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,123.85 : 16,687.70 = 3,729.03 : x
  2. Step 2: Convert to fraction form
    11,123.85/16,687.70 = 3,729.03/x
  3. Step 3: Cross multiply
    11,123.85x = 16,687.70 × 3,729.03
  4. Step 4: Simplify right side
    11,123.85x = 62,228,933.93
  5. Step 5: Solve for x
    x = 62,228,933.93/11,123.85
  6. Step 6: Final answer
    x = 5,594.19

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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.