Home / 11,483.21-17,224.91-3,163.68

Finding the Fourth Proportional to 11,483.21, 17,224.91 and 3,163.68

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Solution

The fourth proportional to 11,483.21, 17,224.91 and 3,163.68 is: 4,745.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483.21 : 17,224.91 = 3,163.68 : x
  2. Step 2: Convert to fraction form
    11,483.21/17,224.91 = 3,163.68/x
  3. Step 3: Cross multiply
    11,483.21x = 17,224.91 × 3,163.68
  4. Step 4: Simplify right side
    11,483.21x = 54,494,087.45
  5. Step 5: Solve for x
    x = 54,494,087.45/11,483.21
  6. Step 6: Final answer
    x = 4,745.54

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1.5x scale

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.