Home / 5,472.54-7,552.98-3,115.44

Finding the Fourth Proportional to 5,472.54, 7,552.98 and 3,115.44

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Solution

The fourth proportional to 5,472.54, 7,552.98 and 3,115.44 is: 4,299.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.54 : 7,552.98 = 3,115.44 : x
  2. Step 2: Convert to fraction form
    5,472.54/7,552.98 = 3,115.44/x
  3. Step 3: Cross multiply
    5,472.54x = 7,552.98 × 3,115.44
  4. Step 4: Simplify right side
    5,472.54x = 23,530,856.01
  5. Step 5: Solve for x
    x = 23,530,856.01/5,472.54
  6. Step 6: Final answer
    x = 4,299.81

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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.