Home / 5,827.05-8,041.38-3,174.45

Finding the Fourth Proportional to 5,827.05, 8,041.38 and 3,174.45

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Solution

The fourth proportional to 5,827.05, 8,041.38 and 3,174.45 is: 4,380.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.05 : 8,041.38 = 3,174.45 : x
  2. Step 2: Convert to fraction form
    5,827.05/8,041.38 = 3,174.45/x
  3. Step 3: Cross multiply
    5,827.05x = 8,041.38 × 3,174.45
  4. Step 4: Simplify right side
    5,827.05x = 25,526,993.31
  5. Step 5: Solve for x
    x = 25,526,993.31/5,827.05
  6. Step 6: Final answer
    x = 4,380.78

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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.