Home / 3,422.41-4,722.92-1,850.50

Finding the Fourth Proportional to 3,422.41, 4,722.92 and 1,850.50

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Solution

The fourth proportional to 3,422.41, 4,722.92 and 1,850.50 is: 2,553.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.41 : 4,722.92 = 1,850.50 : x
  2. Step 2: Convert to fraction form
    3,422.41/4,722.92 = 1,850.50/x
  3. Step 3: Cross multiply
    3,422.41x = 4,722.92 × 1,850.50
  4. Step 4: Simplify right side
    3,422.41x = 8,739,768.09
  5. Step 5: Solve for x
    x = 8,739,768.09/3,422.41
  6. Step 6: Final answer
    x = 2,553.69

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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.