Home / 5,383.46-8,076.11-1,684.97

Finding the Fourth Proportional to 5,383.46, 8,076.11 and 1,684.97

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Solution

The fourth proportional to 5,383.46, 8,076.11 and 1,684.97 is: 2,527.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.46 : 8,076.11 = 1,684.97 : x
  2. Step 2: Convert to fraction form
    5,383.46/8,076.11 = 1,684.97/x
  3. Step 3: Cross multiply
    5,383.46x = 8,076.11 × 1,684.97
  4. Step 4: Simplify right side
    5,383.46x = 13,608,003.07
  5. Step 5: Solve for x
    x = 13,608,003.07/5,383.46
  6. Step 6: Final answer
    x = 2,527.74

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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.