Home / 3,214-4,820.98-2,568.82

Finding the Fourth Proportional to 3,214, 4,820.98 and 2,568.82

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Solution

The fourth proportional to 3,214, 4,820.98 and 2,568.82 is: 3,853.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214 : 4,820.98 = 2,568.82 : x
  2. Step 2: Convert to fraction form
    3,214/4,820.98 = 2,568.82/x
  3. Step 3: Cross multiply
    3,214x = 4,820.98 × 2,568.82
  4. Step 4: Simplify right side
    3,214x = 12,384,229.84
  5. Step 5: Solve for x
    x = 12,384,229.84/3,214
  6. Step 6: Final answer
    x = 3,853.21

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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.