Home / 7,694.93-11,535.17-4,179.78

Finding the Fourth Proportional to 7,694.93, 11,535.17 and 4,179.78

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Solution

The fourth proportional to 7,694.93, 11,535.17 and 4,179.78 is: 6,265.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,694.93 : 11,535.17 = 4,179.78 : x
  2. Step 2: Convert to fraction form
    7,694.93/11,535.17 = 4,179.78/x
  3. Step 3: Cross multiply
    7,694.93x = 11,535.17 × 4,179.78
  4. Step 4: Simplify right side
    7,694.93x = 48,214,451.96
  5. Step 5: Solve for x
    x = 48,214,451.96/7,694.93
  6. Step 6: Final answer
    x = 6,265.74

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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.