Home / 5,420.92-7,481.67-3,296.79

Finding the Fourth Proportional to 5,420.92, 7,481.67 and 3,296.79

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Solution

The fourth proportional to 5,420.92, 7,481.67 and 3,296.79 is: 4,550.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420.92 : 7,481.67 = 3,296.79 : x
  2. Step 2: Convert to fraction form
    5,420.92/7,481.67 = 3,296.79/x
  3. Step 3: Cross multiply
    5,420.92x = 7,481.67 × 3,296.79
  4. Step 4: Simplify right side
    5,420.92x = 24,665,504.19
  5. Step 5: Solve for x
    x = 24,665,504.19/5,420.92
  6. Step 6: Final answer
    x = 4,550.06

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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.