Home / 11,453.07-17,180.52-3,661.89

Finding the Fourth Proportional to 11,453.07, 17,180.52 and 3,661.89

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Solution

The fourth proportional to 11,453.07, 17,180.52 and 3,661.89 is: 5,493.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,453.07 : 17,180.52 = 3,661.89 : x
  2. Step 2: Convert to fraction form
    11,453.07/17,180.52 = 3,661.89/x
  3. Step 3: Cross multiply
    11,453.07x = 17,180.52 × 3,661.89
  4. Step 4: Simplify right side
    11,453.07x = 62,913,174.38
  5. Step 5: Solve for x
    x = 62,913,174.38/11,453.07
  6. Step 6: Final answer
    x = 5,493.13

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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.