Home / 1,716.20-2,566.94-1,591.70

Finding the Fourth Proportional to 1,716.20, 2,566.94 and 1,591.70

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Solution

The fourth proportional to 1,716.20, 2,566.94 and 1,591.70 is: 2,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.20 : 2,566.94 = 1,591.70 : x
  2. Step 2: Convert to fraction form
    1,716.20/2,566.94 = 1,591.70/x
  3. Step 3: Cross multiply
    1,716.20x = 2,566.94 × 1,591.70
  4. Step 4: Simplify right side
    1,716.20x = 4,085,789.54
  5. Step 5: Solve for x
    x = 4,085,789.54/1,716.20
  6. Step 6: Final answer
    x = 2,380.73

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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.