Home / 4,059.92-5,607.96-3,221.48

Finding the Fourth Proportional to 4,059.92, 5,607.96 and 3,221.48

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Solution

The fourth proportional to 4,059.92, 5,607.96 and 3,221.48 is: 4,449.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.92 : 5,607.96 = 3,221.48 : x
  2. Step 2: Convert to fraction form
    4,059.92/5,607.96 = 3,221.48/x
  3. Step 3: Cross multiply
    4,059.92x = 5,607.96 × 3,221.48
  4. Step 4: Simplify right side
    4,059.92x = 18,065,930.98
  5. Step 5: Solve for x
    x = 18,065,930.98/4,059.92
  6. Step 6: Final answer
    x = 4,449.82

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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.