Home / 11,196.45-15,451.38-6,161.04

Finding the Fourth Proportional to 11,196.45, 15,451.38 and 6,161.04

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Solution

The fourth proportional to 11,196.45, 15,451.38 and 6,161.04 is: 8,502.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,196.45 : 15,451.38 = 6,161.04 : x
  2. Step 2: Convert to fraction form
    11,196.45/15,451.38 = 6,161.04/x
  3. Step 3: Cross multiply
    11,196.45x = 15,451.38 × 6,161.04
  4. Step 4: Simplify right side
    11,196.45x = 95,196,570.24
  5. Step 5: Solve for x
    x = 95,196,570.24/11,196.45
  6. Step 6: Final answer
    x = 8,502.39

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Half scale
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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.