Home / 3,349.22-4,621.91-1,857.09

Finding the Fourth Proportional to 3,349.22, 4,621.91 and 1,857.09

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Solution

The fourth proportional to 3,349.22, 4,621.91 and 1,857.09 is: 2,562.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.22 : 4,621.91 = 1,857.09 : x
  2. Step 2: Convert to fraction form
    3,349.22/4,621.91 = 1,857.09/x
  3. Step 3: Cross multiply
    3,349.22x = 4,621.91 × 1,857.09
  4. Step 4: Simplify right side
    3,349.22x = 8,583,293.56
  5. Step 5: Solve for x
    x = 8,583,293.56/3,349.22
  6. Step 6: Final answer
    x = 2,562.78

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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.