Home / 3,326.20-4,588.87-1,909.37

Finding the Fourth Proportional to 3,326.20, 4,588.87 and 1,909.37

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Solution

The fourth proportional to 3,326.20, 4,588.87 and 1,909.37 is: 2,634.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.20 : 4,588.87 = 1,909.37 : x
  2. Step 2: Convert to fraction form
    3,326.20/4,588.87 = 1,909.37/x
  3. Step 3: Cross multiply
    3,326.20x = 4,588.87 × 1,909.37
  4. Step 4: Simplify right side
    3,326.20x = 8,761,850.71
  5. Step 5: Solve for x
    x = 8,761,850.71/3,326.20
  6. Step 6: Final answer
    x = 2,634.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.