Home / 7,391.26-11,091.21-4,469.86

Finding the Fourth Proportional to 7,391.26, 11,091.21 and 4,469.86

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Solution

The fourth proportional to 7,391.26, 11,091.21 and 4,469.86 is: 6,707.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.26 : 11,091.21 = 4,469.86 : x
  2. Step 2: Convert to fraction form
    7,391.26/11,091.21 = 4,469.86/x
  3. Step 3: Cross multiply
    7,391.26x = 11,091.21 × 4,469.86
  4. Step 4: Simplify right side
    7,391.26x = 49,576,155.93
  5. Step 5: Solve for x
    x = 49,576,155.93/7,391.26
  6. Step 6: Final answer
    x = 6,707.40

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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.