Home / 3,944.48-5,439.49-3,059.96

Finding the Fourth Proportional to 3,944.48, 5,439.49 and 3,059.96

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Solution

The fourth proportional to 3,944.48, 5,439.49 and 3,059.96 is: 4,219.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.48 : 5,439.49 = 3,059.96 : x
  2. Step 2: Convert to fraction form
    3,944.48/5,439.49 = 3,059.96/x
  3. Step 3: Cross multiply
    3,944.48x = 5,439.49 × 3,059.96
  4. Step 4: Simplify right side
    3,944.48x = 16,644,586.97
  5. Step 5: Solve for x
    x = 16,644,586.97/3,944.48
  6. Step 6: Final answer
    x = 4,219.72

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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.