Home / 5,414.13-8,115.03-2,292.19

Finding the Fourth Proportional to 5,414.13, 8,115.03 and 2,292.19

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Solution

The fourth proportional to 5,414.13, 8,115.03 and 2,292.19 is: 3,435.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.13 : 8,115.03 = 2,292.19 : x
  2. Step 2: Convert to fraction form
    5,414.13/8,115.03 = 2,292.19/x
  3. Step 3: Cross multiply
    5,414.13x = 8,115.03 × 2,292.19
  4. Step 4: Simplify right side
    5,414.13x = 18,601,190.62
  5. Step 5: Solve for x
    x = 18,601,190.62/5,414.13
  6. Step 6: Final answer
    x = 3,435.67

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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.