Home / 3,310.70-4,961.39-2,614.30

Finding the Fourth Proportional to 3,310.70, 4,961.39 and 2,614.30

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Solution

The fourth proportional to 3,310.70, 4,961.39 and 2,614.30 is: 3,917.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.70 : 4,961.39 = 2,614.30 : x
  2. Step 2: Convert to fraction form
    3,310.70/4,961.39 = 2,614.30/x
  3. Step 3: Cross multiply
    3,310.70x = 4,961.39 × 2,614.30
  4. Step 4: Simplify right side
    3,310.70x = 12,970,536.40
  5. Step 5: Solve for x
    x = 12,970,536.40/3,310.70
  6. Step 6: Final answer
    x = 3,917.77

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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.