Home / 3,914.16-5,871.60-2,793.12

Finding the Fourth Proportional to 3,914.16, 5,871.60 and 2,793.12

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Solution

The fourth proportional to 3,914.16, 5,871.60 and 2,793.12 is: 4,189.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.16 : 5,871.60 = 2,793.12 : x
  2. Step 2: Convert to fraction form
    3,914.16/5,871.60 = 2,793.12/x
  3. Step 3: Cross multiply
    3,914.16x = 5,871.60 × 2,793.12
  4. Step 4: Simplify right side
    3,914.16x = 16,400,083.39
  5. Step 5: Solve for x
    x = 16,400,083.39/3,914.16
  6. Step 6: Final answer
    x = 4,189.94

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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.