Home / 5,091.33-7,630.26-2,751.92

Finding the Fourth Proportional to 5,091.33, 7,630.26 and 2,751.92

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Solution

The fourth proportional to 5,091.33, 7,630.26 and 2,751.92 is: 4,124.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091.33 : 7,630.26 = 2,751.92 : x
  2. Step 2: Convert to fraction form
    5,091.33/7,630.26 = 2,751.92/x
  3. Step 3: Cross multiply
    5,091.33x = 7,630.26 × 2,751.92
  4. Step 4: Simplify right side
    5,091.33x = 20,997,865.10
  5. Step 5: Solve for x
    x = 20,997,865.10/5,091.33
  6. Step 6: Final answer
    x = 4,124.24

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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.