Home / 3,246.42-4,863.22-2,147.46

Finding the Fourth Proportional to 3,246.42, 4,863.22 and 2,147.46

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Solution

The fourth proportional to 3,246.42, 4,863.22 and 2,147.46 is: 3,216.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.42 : 4,863.22 = 2,147.46 : x
  2. Step 2: Convert to fraction form
    3,246.42/4,863.22 = 2,147.46/x
  3. Step 3: Cross multiply
    3,246.42x = 4,863.22 × 2,147.46
  4. Step 4: Simplify right side
    3,246.42x = 10,443,570.42
  5. Step 5: Solve for x
    x = 10,443,570.42/3,246.42
  6. Step 6: Final answer
    x = 3,216.95

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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.