Home / 5,826.70-8,040.89-3,174.09

Finding the Fourth Proportional to 5,826.70, 8,040.89 and 3,174.09

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Solution

The fourth proportional to 5,826.70, 8,040.89 and 3,174.09 is: 4,380.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,826.70 : 8,040.89 = 3,174.09 : x
  2. Step 2: Convert to fraction form
    5,826.70/8,040.89 = 3,174.09/x
  3. Step 3: Cross multiply
    5,826.70x = 8,040.89 × 3,174.09
  4. Step 4: Simplify right side
    5,826.70x = 25,522,508.54
  5. Step 5: Solve for x
    x = 25,522,508.54/5,826.70
  6. Step 6: Final answer
    x = 4,380.27

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1.5x scale

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.