Home / 5,816.21-8,026.39-3,163.61

Finding the Fourth Proportional to 5,816.21, 8,026.39 and 3,163.61

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Solution

The fourth proportional to 5,816.21, 8,026.39 and 3,163.61 is: 4,365.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.21 : 8,026.39 = 3,163.61 : x
  2. Step 2: Convert to fraction form
    5,816.21/8,026.39 = 3,163.61/x
  3. Step 3: Cross multiply
    5,816.21x = 8,026.39 × 3,163.61
  4. Step 4: Simplify right side
    5,816.21x = 25,392,346.54
  5. Step 5: Solve for x
    x = 25,392,346.54/5,816.21
  6. Step 6: Final answer
    x = 4,365.79

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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.