Home / 6,806.69-10,211.46-2,126.51

Finding the Fourth Proportional to 6,806.69, 10,211.46 and 2,126.51

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Solution

The fourth proportional to 6,806.69, 10,211.46 and 2,126.51 is: 3,190.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,806.69 : 10,211.46 = 2,126.51 : x
  2. Step 2: Convert to fraction form
    6,806.69/10,211.46 = 2,126.51/x
  3. Step 3: Cross multiply
    6,806.69x = 10,211.46 × 2,126.51
  4. Step 4: Simplify right side
    6,806.69x = 21,714,789.36
  5. Step 5: Solve for x
    x = 21,714,789.36/6,806.69
  6. Step 6: Final answer
    x = 3,190.21

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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.