Home / 3,944.07-5,920.20-2,905.24

Finding the Fourth Proportional to 3,944.07, 5,920.20 and 2,905.24

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Solution

The fourth proportional to 3,944.07, 5,920.20 and 2,905.24 is: 4,360.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.07 : 5,920.20 = 2,905.24 : x
  2. Step 2: Convert to fraction form
    3,944.07/5,920.20 = 2,905.24/x
  3. Step 3: Cross multiply
    3,944.07x = 5,920.20 × 2,905.24
  4. Step 4: Simplify right side
    3,944.07x = 17,199,601.85
  5. Step 5: Solve for x
    x = 17,199,601.85/3,944.07
  6. Step 6: Final answer
    x = 4,360.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.