Home / 2,793.22-4,189.83-1,148.61

Finding the Fourth Proportional to 2,793.22, 4,189.83 and 1,148.61

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Solution

The fourth proportional to 2,793.22, 4,189.83 and 1,148.61 is: 1,722.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.22 : 4,189.83 = 1,148.61 : x
  2. Step 2: Convert to fraction form
    2,793.22/4,189.83 = 1,148.61/x
  3. Step 3: Cross multiply
    2,793.22x = 4,189.83 × 1,148.61
  4. Step 4: Simplify right side
    2,793.22x = 4,812,488.24
  5. Step 5: Solve for x
    x = 4,812,488.24/2,793.22
  6. Step 6: Final answer
    x = 1,722.92

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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.