Home / 6,896.31-10,343.22-2,949.79

Finding the Fourth Proportional to 6,896.31, 10,343.22 and 2,949.79

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Solution

The fourth proportional to 6,896.31, 10,343.22 and 2,949.79 is: 4,424.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,896.31 : 10,343.22 = 2,949.79 : x
  2. Step 2: Convert to fraction form
    6,896.31/10,343.22 = 2,949.79/x
  3. Step 3: Cross multiply
    6,896.31x = 10,343.22 × 2,949.79
  4. Step 4: Simplify right side
    6,896.31x = 30,510,326.92
  5. Step 5: Solve for x
    x = 30,510,326.92/6,896.31
  6. Step 6: Final answer
    x = 4,424.15

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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.