Home / 5,399.94-8,097.66-2,112.54

Finding the Fourth Proportional to 5,399.94, 8,097.66 and 2,112.54

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Solution

The fourth proportional to 5,399.94, 8,097.66 and 2,112.54 is: 3,167.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.94 : 8,097.66 = 2,112.54 : x
  2. Step 2: Convert to fraction form
    5,399.94/8,097.66 = 2,112.54/x
  3. Step 3: Cross multiply
    5,399.94x = 8,097.66 × 2,112.54
  4. Step 4: Simplify right side
    5,399.94x = 17,106,630.66
  5. Step 5: Solve for x
    x = 17,106,630.66/5,399.94
  6. Step 6: Final answer
    x = 3,167.93

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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.