Home / 5,318.70-7,975.37-3,098.27

Finding the Fourth Proportional to 5,318.70, 7,975.37 and 3,098.27

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Solution

The fourth proportional to 5,318.70, 7,975.37 and 3,098.27 is: 4,645.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.70 : 7,975.37 = 3,098.27 : x
  2. Step 2: Convert to fraction form
    5,318.70/7,975.37 = 3,098.27/x
  3. Step 3: Cross multiply
    5,318.70x = 7,975.37 × 3,098.27
  4. Step 4: Simplify right side
    5,318.70x = 24,709,794.24
  5. Step 5: Solve for x
    x = 24,709,794.24/5,318.70
  6. Step 6: Final answer
    x = 4,645.83

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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.