Home / 5,865-8,093.22-3,212.36

Finding the Fourth Proportional to 5,865, 8,093.22 and 3,212.36

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Solution

The fourth proportional to 5,865, 8,093.22 and 3,212.36 is: 4,432.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865 : 8,093.22 = 3,212.36 : x
  2. Step 2: Convert to fraction form
    5,865/8,093.22 = 3,212.36/x
  3. Step 3: Cross multiply
    5,865x = 8,093.22 × 3,212.36
  4. Step 4: Simplify right side
    5,865x = 25,998,336.20
  5. Step 5: Solve for x
    x = 25,998,336.20/5,865
  6. Step 6: Final answer
    x = 4,432.79

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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.