Home / 3,174.46-4,380.90-1,847.89

Finding the Fourth Proportional to 3,174.46, 4,380.90 and 1,847.89

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Solution

The fourth proportional to 3,174.46, 4,380.90 and 1,847.89 is: 2,550.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.46 : 4,380.90 = 1,847.89 : x
  2. Step 2: Convert to fraction form
    3,174.46/4,380.90 = 1,847.89/x
  3. Step 3: Cross multiply
    3,174.46x = 4,380.90 × 1,847.89
  4. Step 4: Simplify right side
    3,174.46x = 8,095,421.30
  5. Step 5: Solve for x
    x = 8,095,421.30/3,174.46
  6. Step 6: Final answer
    x = 2,550.17

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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.