Home / 4,104-5,665.76-2,761.56

Finding the Fourth Proportional to 4,104, 5,665.76 and 2,761.56

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Solution

The fourth proportional to 4,104, 5,665.76 and 2,761.56 is: 3,812.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104 : 5,665.76 = 2,761.56 : x
  2. Step 2: Convert to fraction form
    4,104/5,665.76 = 2,761.56/x
  3. Step 3: Cross multiply
    4,104x = 5,665.76 × 2,761.56
  4. Step 4: Simplify right side
    4,104x = 15,646,336.19
  5. Step 5: Solve for x
    x = 15,646,336.19/4,104
  6. Step 6: Final answer
    x = 3,812.46

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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.