Home / 3,310.75-4,961.51-2,488.06

Finding the Fourth Proportional to 3,310.75, 4,961.51 and 2,488.06

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Solution

The fourth proportional to 3,310.75, 4,961.51 and 2,488.06 is: 3,728.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.75 : 4,961.51 = 2,488.06 : x
  2. Step 2: Convert to fraction form
    3,310.75/4,961.51 = 2,488.06/x
  3. Step 3: Cross multiply
    3,310.75x = 4,961.51 × 2,488.06
  4. Step 4: Simplify right side
    3,310.75x = 12,344,509.73
  5. Step 5: Solve for x
    x = 12,344,509.73/3,310.75
  6. Step 6: Final answer
    x = 3,728.62

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1.5x scale

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.