Home / 11,196.92-15,451.40-6,161.12

Finding the Fourth Proportional to 11,196.92, 15,451.40 and 6,161.12

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Solution

The fourth proportional to 11,196.92, 15,451.40 and 6,161.12 is: 8,502.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,196.92 : 15,451.40 = 6,161.12 : x
  2. Step 2: Convert to fraction form
    11,196.92/15,451.40 = 6,161.12/x
  3. Step 3: Cross multiply
    11,196.92x = 15,451.40 × 6,161.12
  4. Step 4: Simplify right side
    11,196.92x = 95,197,929.57
  5. Step 5: Solve for x
    x = 95,197,929.57/11,196.92
  6. Step 6: Final answer
    x = 8,502.15

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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.