Home / 5,363.70-8,039.31-3,174.27

Finding the Fourth Proportional to 5,363.70, 8,039.31 and 3,174.27

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Solution

The fourth proportional to 5,363.70, 8,039.31 and 3,174.27 is: 4,757.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.70 : 8,039.31 = 3,174.27 : x
  2. Step 2: Convert to fraction form
    5,363.70/8,039.31 = 3,174.27/x
  3. Step 3: Cross multiply
    5,363.70x = 8,039.31 × 3,174.27
  4. Step 4: Simplify right side
    5,363.70x = 25,518,940.55
  5. Step 5: Solve for x
    x = 25,518,940.55/5,363.70
  6. Step 6: Final answer
    x = 4,757.71

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1.5x scale

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.