Home / 4,789.22-6,609.90-2,799.38

Finding the Fourth Proportional to 4,789.22, 6,609.90 and 2,799.38

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Solution

The fourth proportional to 4,789.22, 6,609.90 and 2,799.38 is: 3,863.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.22 : 6,609.90 = 2,799.38 : x
  2. Step 2: Convert to fraction form
    4,789.22/6,609.90 = 2,799.38/x
  3. Step 3: Cross multiply
    4,789.22x = 6,609.90 × 2,799.38
  4. Step 4: Simplify right side
    4,789.22x = 18,503,621.86
  5. Step 5: Solve for x
    x = 18,503,621.86/4,789.22
  6. Step 6: Final answer
    x = 3,863.60

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1.5x scale

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.