Home / 8,113.32-11,196-4,576.86

Finding the Fourth Proportional to 8,113.32, 11,196 and 4,576.86

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Solution

The fourth proportional to 8,113.32, 11,196 and 4,576.86 is: 6,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113.32 : 11,196 = 4,576.86 : x
  2. Step 2: Convert to fraction form
    8,113.32/11,196 = 4,576.86/x
  3. Step 3: Cross multiply
    8,113.32x = 11,196 × 4,576.86
  4. Step 4: Simplify right side
    8,113.32x = 51,242,524.56
  5. Step 5: Solve for x
    x = 51,242,524.56/8,113.32
  6. Step 6: Final answer
    x = 6,315.85

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Double 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.