Home / 3,922.22-5,885.33-2,606.87

Finding the Fourth Proportional to 3,922.22, 5,885.33 and 2,606.87

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Solution

The fourth proportional to 3,922.22, 5,885.33 and 2,606.87 is: 3,911.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922.22 : 5,885.33 = 2,606.87 : x
  2. Step 2: Convert to fraction form
    3,922.22/5,885.33 = 2,606.87/x
  3. Step 3: Cross multiply
    3,922.22x = 5,885.33 × 2,606.87
  4. Step 4: Simplify right side
    3,922.22x = 15,342,291.90
  5. Step 5: Solve for x
    x = 15,342,291.90/3,922.22
  6. Step 6: Final answer
    x = 3,911.63

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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.