Home / 3,308.85-4,966.92-2,619.95

Finding the Fourth Proportional to 3,308.85, 4,966.92 and 2,619.95

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Solution

The fourth proportional to 3,308.85, 4,966.92 and 2,619.95 is: 3,932.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.85 : 4,966.92 = 2,619.95 : x
  2. Step 2: Convert to fraction form
    3,308.85/4,966.92 = 2,619.95/x
  3. Step 3: Cross multiply
    3,308.85x = 4,966.92 × 2,619.95
  4. Step 4: Simplify right side
    3,308.85x = 13,013,057.22
  5. Step 5: Solve for x
    x = 13,013,057.22/3,308.85
  6. Step 6: Final answer
    x = 3,932.80

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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.