Home / 3,259.18-4,891.40-1,699.66

Finding the Fourth Proportional to 3,259.18, 4,891.40 and 1,699.66

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Solution

The fourth proportional to 3,259.18, 4,891.40 and 1,699.66 is: 2,550.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.18 : 4,891.40 = 1,699.66 : x
  2. Step 2: Convert to fraction form
    3,259.18/4,891.40 = 1,699.66/x
  3. Step 3: Cross multiply
    3,259.18x = 4,891.40 × 1,699.66
  4. Step 4: Simplify right side
    3,259.18x = 8,313,716.92
  5. Step 5: Solve for x
    x = 8,313,716.92/3,259.18
  6. Step 6: Final answer
    x = 2,550.86

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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.