Home / 5,489.20-8,234.34-1,593.64

Finding the Fourth Proportional to 5,489.20, 8,234.34 and 1,593.64

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Solution

The fourth proportional to 5,489.20, 8,234.34 and 1,593.64 is: 2,390.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.20 : 8,234.34 = 1,593.64 : x
  2. Step 2: Convert to fraction form
    5,489.20/8,234.34 = 1,593.64/x
  3. Step 3: Cross multiply
    5,489.20x = 8,234.34 × 1,593.64
  4. Step 4: Simplify right side
    5,489.20x = 13,122,573.60
  5. Step 5: Solve for x
    x = 13,122,573.60/5,489.20
  6. Step 6: Final answer
    x = 2,390.62

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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.