Home / 3,876.48-5,814.08-3,222.56

Finding the Fourth Proportional to 3,876.48, 5,814.08 and 3,222.56

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Solution

The fourth proportional to 3,876.48, 5,814.08 and 3,222.56 is: 4,833.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876.48 : 5,814.08 = 3,222.56 : x
  2. Step 2: Convert to fraction form
    3,876.48/5,814.08 = 3,222.56/x
  3. Step 3: Cross multiply
    3,876.48x = 5,814.08 × 3,222.56
  4. Step 4: Simplify right side
    3,876.48x = 18,736,221.64
  5. Step 5: Solve for x
    x = 18,736,221.64/3,876.48
  6. Step 6: Final answer
    x = 4,833.31

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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.