Home / 11,836.29-17,748.20-3,515.16

Finding the Fourth Proportional to 11,836.29, 17,748.20 and 3,515.16

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Solution

The fourth proportional to 11,836.29, 17,748.20 and 3,515.16 is: 5,270.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836.29 : 17,748.20 = 3,515.16 : x
  2. Step 2: Convert to fraction form
    11,836.29/17,748.20 = 3,515.16/x
  3. Step 3: Cross multiply
    11,836.29x = 17,748.20 × 3,515.16
  4. Step 4: Simplify right side
    11,836.29x = 62,387,745.14
  5. Step 5: Solve for x
    x = 62,387,745.14/11,836.29
  6. Step 6: Final answer
    x = 5,270.89

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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.