Home / 11,727.45-16,183.89-6,349.93

Finding the Fourth Proportional to 11,727.45, 16,183.89 and 6,349.93

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Solution

The fourth proportional to 11,727.45, 16,183.89 and 6,349.93 is: 8,762.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.45 : 16,183.89 = 6,349.93 : x
  2. Step 2: Convert to fraction form
    11,727.45/16,183.89 = 6,349.93/x
  3. Step 3: Cross multiply
    11,727.45x = 16,183.89 × 6,349.93
  4. Step 4: Simplify right side
    11,727.45x = 102,766,568.63
  5. Step 5: Solve for x
    x = 102,766,568.63/11,727.45
  6. Step 6: Final answer
    x = 8,762.91

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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.