Home / 11,727.08-16,183.40-6,349.57

Finding the Fourth Proportional to 11,727.08, 16,183.40 and 6,349.57

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Solution

The fourth proportional to 11,727.08, 16,183.40 and 6,349.57 is: 8,762.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.08 : 16,183.40 = 6,349.57 : x
  2. Step 2: Convert to fraction form
    11,727.08/16,183.40 = 6,349.57/x
  3. Step 3: Cross multiply
    11,727.08x = 16,183.40 × 6,349.57
  4. Step 4: Simplify right side
    11,727.08x = 102,757,649.96
  5. Step 5: Solve for x
    x = 102,757,649.96/11,727.08
  6. Step 6: Final answer
    x = 8,762.43

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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.