Home / 5,050.46-6,972.83-3,721.86

Finding the Fourth Proportional to 5,050.46, 6,972.83 and 3,721.86

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Solution

The fourth proportional to 5,050.46, 6,972.83 and 3,721.86 is: 5,138.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.46 : 6,972.83 = 3,721.86 : x
  2. Step 2: Convert to fraction form
    5,050.46/6,972.83 = 3,721.86/x
  3. Step 3: Cross multiply
    5,050.46x = 6,972.83 × 3,721.86
  4. Step 4: Simplify right side
    5,050.46x = 25,951,906.37
  5. Step 5: Solve for x
    x = 25,951,906.37/5,050.46
  6. Step 6: Final answer
    x = 5,138.52

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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.