Home / 11,226.91-15,493.24-6,191.31

Finding the Fourth Proportional to 11,226.91, 15,493.24 and 6,191.31

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Solution

The fourth proportional to 11,226.91, 15,493.24 and 6,191.31 is: 8,544.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226.91 : 15,493.24 = 6,191.31 : x
  2. Step 2: Convert to fraction form
    11,226.91/15,493.24 = 6,191.31/x
  3. Step 3: Cross multiply
    11,226.91x = 15,493.24 × 6,191.31
  4. Step 4: Simplify right side
    11,226.91x = 95,923,451.74
  5. Step 5: Solve for x
    x = 95,923,451.74/11,226.91
  6. Step 6: Final answer
    x = 8,544.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.