Home / 3,944.55-5,444.61-2,765.91

Finding the Fourth Proportional to 3,944.55, 5,444.61 and 2,765.91

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Solution

The fourth proportional to 3,944.55, 5,444.61 and 2,765.91 is: 3,817.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.55 : 5,444.61 = 2,765.91 : x
  2. Step 2: Convert to fraction form
    3,944.55/5,444.61 = 2,765.91/x
  3. Step 3: Cross multiply
    3,944.55x = 5,444.61 × 2,765.91
  4. Step 4: Simplify right side
    3,944.55x = 15,059,301.25
  5. Step 5: Solve for x
    x = 15,059,301.25/3,944.55
  6. Step 6: Final answer
    x = 3,817.75

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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.