Home / 11,019.88-16,529.96-3,228.85

Finding the Fourth Proportional to 11,019.88, 16,529.96 and 3,228.85

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Solution

The fourth proportional to 11,019.88, 16,529.96 and 3,228.85 is: 4,843.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,019.88 : 16,529.96 = 3,228.85 : x
  2. Step 2: Convert to fraction form
    11,019.88/16,529.96 = 3,228.85/x
  3. Step 3: Cross multiply
    11,019.88x = 16,529.96 × 3,228.85
  4. Step 4: Simplify right side
    11,019.88x = 53,372,745.20
  5. Step 5: Solve for x
    x = 53,372,745.20/11,019.88
  6. Step 6: Final answer
    x = 4,843.31

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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.