Home / 7,189.19-10,769.96-5,183.53

Finding the Fourth Proportional to 7,189.19, 10,769.96 and 5,183.53

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Solution

The fourth proportional to 7,189.19, 10,769.96 and 5,183.53 is: 7,765.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189.19 : 10,769.96 = 5,183.53 : x
  2. Step 2: Convert to fraction form
    7,189.19/10,769.96 = 5,183.53/x
  3. Step 3: Cross multiply
    7,189.19x = 10,769.96 × 5,183.53
  4. Step 4: Simplify right side
    7,189.19x = 55,826,396.79
  5. Step 5: Solve for x
    x = 55,826,396.79/7,189.19
  6. Step 6: Final answer
    x = 7,765.33

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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.