Home / 5,231.06-7,208.22-4,861.97

Finding the Fourth Proportional to 5,231.06, 7,208.22 and 4,861.97

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Solution

The fourth proportional to 5,231.06, 7,208.22 and 4,861.97 is: 6,699.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.06 : 7,208.22 = 4,861.97 : x
  2. Step 2: Convert to fraction form
    5,231.06/7,208.22 = 4,861.97/x
  3. Step 3: Cross multiply
    5,231.06x = 7,208.22 × 4,861.97
  4. Step 4: Simplify right side
    5,231.06x = 35,046,149.39
  5. Step 5: Solve for x
    x = 35,046,149.39/5,231.06
  6. Step 6: Final answer
    x = 6,699.63

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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.