Home / 11,212.14-15,472.83-6,176.53

Finding the Fourth Proportional to 11,212.14, 15,472.83 and 6,176.53

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Solution

The fourth proportional to 11,212.14, 15,472.83 and 6,176.53 is: 8,523.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.14 : 15,472.83 = 6,176.53 : x
  2. Step 2: Convert to fraction form
    11,212.14/15,472.83 = 6,176.53/x
  3. Step 3: Cross multiply
    11,212.14x = 15,472.83 × 6,176.53
  4. Step 4: Simplify right side
    11,212.14x = 95,568,398.68
  5. Step 5: Solve for x
    x = 95,568,398.68/11,212.14
  6. Step 6: Final answer
    x = 8,523.65

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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.