Home / 3,619.32-5,426.31-2,446.41

Finding the Fourth Proportional to 3,619.32, 5,426.31 and 2,446.41

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Solution

The fourth proportional to 3,619.32, 5,426.31 and 2,446.41 is: 3,667.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.32 : 5,426.31 = 2,446.41 : x
  2. Step 2: Convert to fraction form
    3,619.32/5,426.31 = 2,446.41/x
  3. Step 3: Cross multiply
    3,619.32x = 5,426.31 × 2,446.41
  4. Step 4: Simplify right side
    3,619.32x = 13,274,979.05
  5. Step 5: Solve for x
    x = 13,274,979.05/3,619.32
  6. Step 6: Final answer
    x = 3,667.81

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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.