Home / 11,195.92-15,451.31-6,161.10

Finding the Fourth Proportional to 11,195.92, 15,451.31 and 6,161.10

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Solution

The fourth proportional to 11,195.92, 15,451.31 and 6,161.10 is: 8,502.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195.92 : 15,451.31 = 6,161.10 : x
  2. Step 2: Convert to fraction form
    11,195.92/15,451.31 = 6,161.10/x
  3. Step 3: Cross multiply
    11,195.92x = 15,451.31 × 6,161.10
  4. Step 4: Simplify right side
    11,195.92x = 95,196,988.85
  5. Step 5: Solve for x
    x = 95,196,988.85/11,195.92
  6. Step 6: Final answer
    x = 8,502.83

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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.