Home / 11,212.24-16,796.22-6,520.45

Finding the Fourth Proportional to 11,212.24, 16,796.22 and 6,520.45

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Solution

The fourth proportional to 11,212.24, 16,796.22 and 6,520.45 is: 9,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.24 : 16,796.22 = 6,520.45 : x
  2. Step 2: Convert to fraction form
    11,212.24/16,796.22 = 6,520.45/x
  3. Step 3: Cross multiply
    11,212.24x = 16,796.22 × 6,520.45
  4. Step 4: Simplify right side
    11,212.24x = 109,518,912.70
  5. Step 5: Solve for x
    x = 109,518,912.70/11,212.24
  6. Step 6: Final answer
    x = 9,767.80

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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.