Home / 5,186.11-7,768.92-3,100.27

Finding the Fourth Proportional to 5,186.11, 7,768.92 and 3,100.27

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Solution

The fourth proportional to 5,186.11, 7,768.92 and 3,100.27 is: 4,644.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186.11 : 7,768.92 = 3,100.27 : x
  2. Step 2: Convert to fraction form
    5,186.11/7,768.92 = 3,100.27/x
  3. Step 3: Cross multiply
    5,186.11x = 7,768.92 × 3,100.27
  4. Step 4: Simplify right side
    5,186.11x = 24,085,749.61
  5. Step 5: Solve for x
    x = 24,085,749.61/5,186.11
  6. Step 6: Final answer
    x = 4,644.28

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1.5x scale

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.