Home / 10,198.21-15,294.26-3,623.53

Finding the Fourth Proportional to 10,198.21, 15,294.26 and 3,623.53

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Solution

The fourth proportional to 10,198.21, 15,294.26 and 3,623.53 is: 5,434.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,198.21 : 15,294.26 = 3,623.53 : x
  2. Step 2: Convert to fraction form
    10,198.21/15,294.26 = 3,623.53/x
  3. Step 3: Cross multiply
    10,198.21x = 15,294.26 × 3,623.53
  4. Step 4: Simplify right side
    10,198.21x = 55,419,191.82
  5. Step 5: Solve for x
    x = 55,419,191.82/10,198.21
  6. Step 6: Final answer
    x = 5,434.21

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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.