Home / 2,846.43-4,269.06-1,286.46

Finding the Fourth Proportional to 2,846.43, 4,269.06 and 1,286.46

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Solution

The fourth proportional to 2,846.43, 4,269.06 and 1,286.46 is: 1,929.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.43 : 4,269.06 = 1,286.46 : x
  2. Step 2: Convert to fraction form
    2,846.43/4,269.06 = 1,286.46/x
  3. Step 3: Cross multiply
    2,846.43x = 4,269.06 × 1,286.46
  4. Step 4: Simplify right side
    2,846.43x = 5,491,974.93
  5. Step 5: Solve for x
    x = 5,491,974.93/2,846.43
  6. Step 6: Final answer
    x = 1,929.43

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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.