Home / 4,872.60-7,305.30-3,308.70

Finding the Fourth Proportional to 4,872.60, 7,305.30 and 3,308.70

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Solution

The fourth proportional to 4,872.60, 7,305.30 and 3,308.70 is: 4,960.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.60 : 7,305.30 = 3,308.70 : x
  2. Step 2: Convert to fraction form
    4,872.60/7,305.30 = 3,308.70/x
  3. Step 3: Cross multiply
    4,872.60x = 7,305.30 × 3,308.70
  4. Step 4: Simplify right side
    4,872.60x = 24,171,046.11
  5. Step 5: Solve for x
    x = 24,171,046.11/4,872.60
  6. Step 6: Final answer
    x = 4,960.61

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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.