Home / 11,550.66-15,939.92-6,245.48

Finding the Fourth Proportional to 11,550.66, 15,939.92 and 6,245.48

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Solution

The fourth proportional to 11,550.66, 15,939.92 and 6,245.48 is: 8,618.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.66 : 15,939.92 = 6,245.48 : x
  2. Step 2: Convert to fraction form
    11,550.66/15,939.92 = 6,245.48/x
  3. Step 3: Cross multiply
    11,550.66x = 15,939.92 × 6,245.48
  4. Step 4: Simplify right side
    11,550.66x = 99,552,451.56
  5. Step 5: Solve for x
    x = 99,552,451.56/11,550.66
  6. Step 6: Final answer
    x = 8,618.77

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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.