Home / 11,522.80-17,286.94-3,731.60

Finding the Fourth Proportional to 11,522.80, 17,286.94 and 3,731.60

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Solution

The fourth proportional to 11,522.80, 17,286.94 and 3,731.60 is: 5,598.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,522.80 : 17,286.94 = 3,731.60 : x
  2. Step 2: Convert to fraction form
    11,522.80/17,286.94 = 3,731.60/x
  3. Step 3: Cross multiply
    11,522.80x = 17,286.94 × 3,731.60
  4. Step 4: Simplify right side
    11,522.80x = 64,507,945.30
  5. Step 5: Solve for x
    x = 64,507,945.30/11,522.80
  6. Step 6: Final answer
    x = 5,598.29

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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.