Home / 11,727.35-16,183.77-6,349.79

Finding the Fourth Proportional to 11,727.35, 16,183.77 and 6,349.79

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Solution

The fourth proportional to 11,727.35, 16,183.77 and 6,349.79 is: 8,762.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.35 : 16,183.77 = 6,349.79 : x
  2. Step 2: Convert to fraction form
    11,727.35/16,183.77 = 6,349.79/x
  3. Step 3: Cross multiply
    11,727.35x = 16,183.77 × 6,349.79
  4. Step 4: Simplify right side
    11,727.35x = 102,763,557.56
  5. Step 5: Solve for x
    x = 102,763,557.56/11,727.35
  6. Step 6: Final answer
    x = 8,762.73

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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.