Home / 11,205.56-15,463.68-6,169.64

Finding the Fourth Proportional to 11,205.56, 15,463.68 and 6,169.64

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Solution

The fourth proportional to 11,205.56, 15,463.68 and 6,169.64 is: 8,514.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205.56 : 15,463.68 = 6,169.64 : x
  2. Step 2: Convert to fraction form
    11,205.56/15,463.68 = 6,169.64/x
  3. Step 3: Cross multiply
    11,205.56x = 15,463.68 × 6,169.64
  4. Step 4: Simplify right side
    11,205.56x = 95,405,338.68
  5. Step 5: Solve for x
    x = 95,405,338.68/11,205.56
  6. Step 6: Final answer
    x = 8,514.11

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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.