Home / 11,379.44-17,071.50-4,805.66

Finding the Fourth Proportional to 11,379.44, 17,071.50 and 4,805.66

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Solution

The fourth proportional to 11,379.44, 17,071.50 and 4,805.66 is: 7,209.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,379.44 : 17,071.50 = 4,805.66 : x
  2. Step 2: Convert to fraction form
    11,379.44/17,071.50 = 4,805.66/x
  3. Step 3: Cross multiply
    11,379.44x = 17,071.50 × 4,805.66
  4. Step 4: Simplify right side
    11,379.44x = 82,039,824.69
  5. Step 5: Solve for x
    x = 82,039,824.69/11,379.44
  6. Step 6: Final answer
    x = 7,209.48

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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.