Home / 10,104.76-13,942.44-5,855.56

Finding the Fourth Proportional to 10,104.76, 13,942.44 and 5,855.56

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Solution

The fourth proportional to 10,104.76, 13,942.44 and 5,855.56 is: 8,079.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104.76 : 13,942.44 = 5,855.56 : x
  2. Step 2: Convert to fraction form
    10,104.76/13,942.44 = 5,855.56/x
  3. Step 3: Cross multiply
    10,104.76x = 13,942.44 × 5,855.56
  4. Step 4: Simplify right side
    10,104.76x = 81,640,793.97
  5. Step 5: Solve for x
    x = 81,640,793.97/10,104.76
  6. Step 6: Final answer
    x = 8,079.44

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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.