Home / 7,105.68-10,660.41-2,723.49

Finding the Fourth Proportional to 7,105.68, 10,660.41 and 2,723.49

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Solution

The fourth proportional to 7,105.68, 10,660.41 and 2,723.49 is: 4,085.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105.68 : 10,660.41 = 2,723.49 : x
  2. Step 2: Convert to fraction form
    7,105.68/10,660.41 = 2,723.49/x
  3. Step 3: Cross multiply
    7,105.68x = 10,660.41 × 2,723.49
  4. Step 4: Simplify right side
    7,105.68x = 29,033,520.03
  5. Step 5: Solve for x
    x = 29,033,520.03/7,105.68
  6. Step 6: Final answer
    x = 4,085.96

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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.