Home / 3,815.22-5,722.77-2,349.90

Finding the Fourth Proportional to 3,815.22, 5,722.77 and 2,349.90

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Solution

The fourth proportional to 3,815.22, 5,722.77 and 2,349.90 is: 3,524.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.22 : 5,722.77 = 2,349.90 : x
  2. Step 2: Convert to fraction form
    3,815.22/5,722.77 = 2,349.90/x
  3. Step 3: Cross multiply
    3,815.22x = 5,722.77 × 2,349.90
  4. Step 4: Simplify right side
    3,815.22x = 13,447,937.22
  5. Step 5: Solve for x
    x = 13,447,937.22/3,815.22
  6. Step 6: Final answer
    x = 3,524.81

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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.