Home / 8,195.28-11,310.84-4,838.92

Finding the Fourth Proportional to 8,195.28, 11,310.84 and 4,838.92

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Solution

The fourth proportional to 8,195.28, 11,310.84 and 4,838.92 is: 6,678.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195.28 : 11,310.84 = 4,838.92 : x
  2. Step 2: Convert to fraction form
    8,195.28/11,310.84 = 4,838.92/x
  3. Step 3: Cross multiply
    8,195.28x = 11,310.84 × 4,838.92
  4. Step 4: Simplify right side
    8,195.28x = 54,732,249.89
  5. Step 5: Solve for x
    x = 54,732,249.89/8,195.28
  6. Step 6: Final answer
    x = 6,678.51

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Double scale
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Similar ratio
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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.