Home / 3,310.12-4,965.59-2,867.86

Finding the Fourth Proportional to 3,310.12, 4,965.59 and 2,867.86

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Solution

The fourth proportional to 3,310.12, 4,965.59 and 2,867.86 is: 4,302.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.12 : 4,965.59 = 2,867.86 : x
  2. Step 2: Convert to fraction form
    3,310.12/4,965.59 = 2,867.86/x
  3. Step 3: Cross multiply
    3,310.12x = 4,965.59 × 2,867.86
  4. Step 4: Simplify right side
    3,310.12x = 14,240,616.94
  5. Step 5: Solve for x
    x = 14,240,616.94/3,310.12
  6. Step 6: Final answer
    x = 4,302.15

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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.