Home / 11,131.66-16,691.91-6,204.70

Finding the Fourth Proportional to 11,131.66, 16,691.91 and 6,204.70

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Solution

The fourth proportional to 11,131.66, 16,691.91 and 6,204.70 is: 9,303.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,131.66 : 16,691.91 = 6,204.70 : x
  2. Step 2: Convert to fraction form
    11,131.66/16,691.91 = 6,204.70/x
  3. Step 3: Cross multiply
    11,131.66x = 16,691.91 × 6,204.70
  4. Step 4: Simplify right side
    11,131.66x = 103,568,293.98
  5. Step 5: Solve for x
    x = 103,568,293.98/11,131.66
  6. Step 6: Final answer
    x = 9,303.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.