Home / 4,571.78-6,855.37-2,231.96

Finding the Fourth Proportional to 4,571.78, 6,855.37 and 2,231.96

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Solution

The fourth proportional to 4,571.78, 6,855.37 and 2,231.96 is: 3,346.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.78 : 6,855.37 = 2,231.96 : x
  2. Step 2: Convert to fraction form
    4,571.78/6,855.37 = 2,231.96/x
  3. Step 3: Cross multiply
    4,571.78x = 6,855.37 × 2,231.96
  4. Step 4: Simplify right side
    4,571.78x = 15,300,871.77
  5. Step 5: Solve for x
    x = 15,300,871.77/4,571.78
  6. Step 6: Final answer
    x = 3,346.81

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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.