Home / 3,261.67-4,892.76-1,616.56

Finding the Fourth Proportional to 3,261.67, 4,892.76 and 1,616.56

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Solution

The fourth proportional to 3,261.67, 4,892.76 and 1,616.56 is: 2,424.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.67 : 4,892.76 = 1,616.56 : x
  2. Step 2: Convert to fraction form
    3,261.67/4,892.76 = 1,616.56/x
  3. Step 3: Cross multiply
    3,261.67x = 4,892.76 × 1,616.56
  4. Step 4: Simplify right side
    3,261.67x = 7,909,407.56
  5. Step 5: Solve for x
    x = 7,909,407.56/3,261.67
  6. Step 6: Final answer
    x = 2,424.96

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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.