Home / 5,404.57-8,104.68-2,630.43

Finding the Fourth Proportional to 5,404.57, 8,104.68 and 2,630.43

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Solution

The fourth proportional to 5,404.57, 8,104.68 and 2,630.43 is: 3,944.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,404.57 : 8,104.68 = 2,630.43 : x
  2. Step 2: Convert to fraction form
    5,404.57/8,104.68 = 2,630.43/x
  3. Step 3: Cross multiply
    5,404.57x = 8,104.68 × 2,630.43
  4. Step 4: Simplify right side
    5,404.57x = 21,318,793.41
  5. Step 5: Solve for x
    x = 21,318,793.41/5,404.57
  6. Step 6: Final answer
    x = 3,944.59

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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.