Home / 11,727.06-16,183.35-6,349.48

Finding the Fourth Proportional to 11,727.06, 16,183.35 and 6,349.48

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Solution

The fourth proportional to 11,727.06, 16,183.35 and 6,349.48 is: 8,762.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.06 : 16,183.35 = 6,349.48 : x
  2. Step 2: Convert to fraction form
    11,727.06/16,183.35 = 6,349.48/x
  3. Step 3: Cross multiply
    11,727.06x = 16,183.35 × 6,349.48
  4. Step 4: Simplify right side
    11,727.06x = 102,755,857.16
  5. Step 5: Solve for x
    x = 102,755,857.16/11,727.06
  6. Step 6: Final answer
    x = 8,762.29

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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.