Home / 5,395.75-8,097.27-2,108.43

Finding the Fourth Proportional to 5,395.75, 8,097.27 and 2,108.43

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Solution

The fourth proportional to 5,395.75, 8,097.27 and 2,108.43 is: 3,164.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.75 : 8,097.27 = 2,108.43 : x
  2. Step 2: Convert to fraction form
    5,395.75/8,097.27 = 2,108.43/x
  3. Step 3: Cross multiply
    5,395.75x = 8,097.27 × 2,108.43
  4. Step 4: Simplify right side
    5,395.75x = 17,072,519.08
  5. Step 5: Solve for x
    x = 17,072,519.08/5,395.75
  6. Step 6: Final answer
    x = 3,164.07

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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.