Home / 4,789.22-7,183.83-2,845.22

Finding the Fourth Proportional to 4,789.22, 7,183.83 and 2,845.22

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Solution

The fourth proportional to 4,789.22, 7,183.83 and 2,845.22 is: 4,267.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.22 : 7,183.83 = 2,845.22 : x
  2. Step 2: Convert to fraction form
    4,789.22/7,183.83 = 2,845.22/x
  3. Step 3: Cross multiply
    4,789.22x = 7,183.83 × 2,845.22
  4. Step 4: Simplify right side
    4,789.22x = 20,439,576.79
  5. Step 5: Solve for x
    x = 20,439,576.79/4,789.22
  6. Step 6: Final answer
    x = 4,267.83

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1.5x scale

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.