Home / 7,388.70-11,081.97-2,707.44

Finding the Fourth Proportional to 7,388.70, 11,081.97 and 2,707.44

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Solution

The fourth proportional to 7,388.70, 11,081.97 and 2,707.44 is: 4,060.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.70 : 11,081.97 = 2,707.44 : x
  2. Step 2: Convert to fraction form
    7,388.70/11,081.97 = 2,707.44/x
  3. Step 3: Cross multiply
    7,388.70x = 11,081.97 × 2,707.44
  4. Step 4: Simplify right side
    7,388.70x = 30,003,768.86
  5. Step 5: Solve for x
    x = 30,003,768.86/7,388.70
  6. Step 6: Final answer
    x = 4,060.76

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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.