Home / 3,209.56-4,814.24-1,359.48

Finding the Fourth Proportional to 3,209.56, 4,814.24 and 1,359.48

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Solution

The fourth proportional to 3,209.56, 4,814.24 and 1,359.48 is: 2,039.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.56 : 4,814.24 = 1,359.48 : x
  2. Step 2: Convert to fraction form
    3,209.56/4,814.24 = 1,359.48/x
  3. Step 3: Cross multiply
    3,209.56x = 4,814.24 × 1,359.48
  4. Step 4: Simplify right side
    3,209.56x = 6,544,874.25
  5. Step 5: Solve for x
    x = 6,544,874.25/3,209.56
  6. Step 6: Final answer
    x = 2,039.18

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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.