Home / 5,087.44-7,023.84-3,906.16

Finding the Fourth Proportional to 5,087.44, 7,023.84 and 3,906.16

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Solution

The fourth proportional to 5,087.44, 7,023.84 and 3,906.16 is: 5,392.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.44 : 7,023.84 = 3,906.16 : x
  2. Step 2: Convert to fraction form
    5,087.44/7,023.84 = 3,906.16/x
  3. Step 3: Cross multiply
    5,087.44x = 7,023.84 × 3,906.16
  4. Step 4: Simplify right side
    5,087.44x = 27,436,242.85
  5. Step 5: Solve for x
    x = 27,436,242.85/5,087.44
  6. Step 6: Final answer
    x = 5,392.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.