Home / 4,923.86-7,380.90-2,727.92

Finding the Fourth Proportional to 4,923.86, 7,380.90 and 2,727.92

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Solution

The fourth proportional to 4,923.86, 7,380.90 and 2,727.92 is: 4,089.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.86 : 7,380.90 = 2,727.92 : x
  2. Step 2: Convert to fraction form
    4,923.86/7,380.90 = 2,727.92/x
  3. Step 3: Cross multiply
    4,923.86x = 7,380.90 × 2,727.92
  4. Step 4: Simplify right side
    4,923.86x = 20,134,504.73
  5. Step 5: Solve for x
    x = 20,134,504.73/4,923.86
  6. Step 6: Final answer
    x = 4,089.17

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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.