Home / 11,196.42-15,451.20-6,161.22

Finding the Fourth Proportional to 11,196.42, 15,451.20 and 6,161.22

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Solution

The fourth proportional to 11,196.42, 15,451.20 and 6,161.22 is: 8,502.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,196.42 : 15,451.20 = 6,161.22 : x
  2. Step 2: Convert to fraction form
    11,196.42/15,451.20 = 6,161.22/x
  3. Step 3: Cross multiply
    11,196.42x = 15,451.20 × 6,161.22
  4. Step 4: Simplify right side
    11,196.42x = 95,198,242.46
  5. Step 5: Solve for x
    x = 95,198,242.46/11,196.42
  6. Step 6: Final answer
    x = 8,502.56

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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.