Home / 4,079.22-6,113.31-2,922.42

Finding the Fourth Proportional to 4,079.22, 6,113.31 and 2,922.42

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Solution

The fourth proportional to 4,079.22, 6,113.31 and 2,922.42 is: 4,379.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.22 : 6,113.31 = 2,922.42 : x
  2. Step 2: Convert to fraction form
    4,079.22/6,113.31 = 2,922.42/x
  3. Step 3: Cross multiply
    4,079.22x = 6,113.31 × 2,922.42
  4. Step 4: Simplify right side
    4,079.22x = 17,865,659.41
  5. Step 5: Solve for x
    x = 17,865,659.41/4,079.22
  6. Step 6: Final answer
    x = 4,379.68

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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.