Home / 5,433.44-8,143.89-2,505.62

Finding the Fourth Proportional to 5,433.44, 8,143.89 and 2,505.62

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Solution

The fourth proportional to 5,433.44, 8,143.89 and 2,505.62 is: 3,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.44 : 8,143.89 = 2,505.62 : x
  2. Step 2: Convert to fraction form
    5,433.44/8,143.89 = 2,505.62/x
  3. Step 3: Cross multiply
    5,433.44x = 8,143.89 × 2,505.62
  4. Step 4: Simplify right side
    5,433.44x = 20,405,493.66
  5. Step 5: Solve for x
    x = 20,405,493.66/5,433.44
  6. Step 6: Final answer
    x = 3,755.54

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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.