Home / 5,141.44-7,092.60-3,372.80

Finding the Fourth Proportional to 5,141.44, 7,092.60 and 3,372.80

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Solution

The fourth proportional to 5,141.44, 7,092.60 and 3,372.80 is: 4,652.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.44 : 7,092.60 = 3,372.80 : x
  2. Step 2: Convert to fraction form
    5,141.44/7,092.60 = 3,372.80/x
  3. Step 3: Cross multiply
    5,141.44x = 7,092.60 × 3,372.80
  4. Step 4: Simplify right side
    5,141.44x = 23,921,921.28
  5. Step 5: Solve for x
    x = 23,921,921.28/5,141.44
  6. Step 6: Final answer
    x = 4,652.77

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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.