Home / 7,727.92-11,591.12-3,834.88

Finding the Fourth Proportional to 7,727.92, 11,591.12 and 3,834.88

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Solution

The fourth proportional to 7,727.92, 11,591.12 and 3,834.88 is: 5,751.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.92 : 11,591.12 = 3,834.88 : x
  2. Step 2: Convert to fraction form
    7,727.92/11,591.12 = 3,834.88/x
  3. Step 3: Cross multiply
    7,727.92x = 11,591.12 × 3,834.88
  4. Step 4: Simplify right side
    7,727.92x = 44,450,554.27
  5. Step 5: Solve for x
    x = 44,450,554.27/7,727.92
  6. Step 6: Final answer
    x = 5,751.94

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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.