Home / 6,736.62-10,105.20-1,806.70

Finding the Fourth Proportional to 6,736.62, 10,105.20 and 1,806.70

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Solution

The fourth proportional to 6,736.62, 10,105.20 and 1,806.70 is: 2,710.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,736.62 : 10,105.20 = 1,806.70 : x
  2. Step 2: Convert to fraction form
    6,736.62/10,105.20 = 1,806.70/x
  3. Step 3: Cross multiply
    6,736.62x = 10,105.20 × 1,806.70
  4. Step 4: Simplify right side
    6,736.62x = 18,257,064.84
  5. Step 5: Solve for x
    x = 18,257,064.84/6,736.62
  6. Step 6: Final answer
    x = 2,710.12

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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.