Home / 11,781.30-17,670.62-3,016.28

Finding the Fourth Proportional to 11,781.30, 17,670.62 and 3,016.28

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Solution

The fourth proportional to 11,781.30, 17,670.62 and 3,016.28 is: 4,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,781.30 : 17,670.62 = 3,016.28 : x
  2. Step 2: Convert to fraction form
    11,781.30/17,670.62 = 3,016.28/x
  3. Step 3: Cross multiply
    11,781.30x = 17,670.62 × 3,016.28
  4. Step 4: Simplify right side
    11,781.30x = 53,299,537.69
  5. Step 5: Solve for x
    x = 53,299,537.69/11,781.30
  6. Step 6: Final answer
    x = 4,524.08

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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.