Home / 9,144.44-13,712.33-4,212.62

Finding the Fourth Proportional to 9,144.44, 13,712.33 and 4,212.62

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Solution

The fourth proportional to 9,144.44, 13,712.33 and 4,212.62 is: 6,316.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144.44 : 13,712.33 = 4,212.62 : x
  2. Step 2: Convert to fraction form
    9,144.44/13,712.33 = 4,212.62/x
  3. Step 3: Cross multiply
    9,144.44x = 13,712.33 × 4,212.62
  4. Step 4: Simplify right side
    9,144.44x = 57,764,745.98
  5. Step 5: Solve for x
    x = 57,764,745.98/9,144.44
  6. Step 6: Final answer
    x = 6,316.93

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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.