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Finding the Fourth Proportional to 5,867.78, 8,793.84 and 3,093.80

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Solution

The fourth proportional to 5,867.78, 8,793.84 and 3,093.80 is: 4,636.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867.78 : 8,793.84 = 3,093.80 : x
  2. Step 2: Convert to fraction form
    5,867.78/8,793.84 = 3,093.80/x
  3. Step 3: Cross multiply
    5,867.78x = 8,793.84 × 3,093.80
  4. Step 4: Simplify right side
    5,867.78x = 27,206,382.19
  5. Step 5: Solve for x
    x = 27,206,382.19/5,867.78
  6. Step 6: Final answer
    x = 4,636.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.