Home / 6,806.12-10,202.69-2,185.88

Finding the Fourth Proportional to 6,806.12, 10,202.69 and 2,185.88

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Solution

The fourth proportional to 6,806.12, 10,202.69 and 2,185.88 is: 3,276.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,806.12 : 10,202.69 = 2,185.88 : x
  2. Step 2: Convert to fraction form
    6,806.12/10,202.69 = 2,185.88/x
  3. Step 3: Cross multiply
    6,806.12x = 10,202.69 × 2,185.88
  4. Step 4: Simplify right side
    6,806.12x = 22,301,810.47
  5. Step 5: Solve for x
    x = 22,301,810.47/6,806.12
  6. Step 6: Final answer
    x = 3,276.73

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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.