Home / 5,402.25-8,105.81-3,093.75

Finding the Fourth Proportional to 5,402.25, 8,105.81 and 3,093.75

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Solution

The fourth proportional to 5,402.25, 8,105.81 and 3,093.75 is: 4,642.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.25 : 8,105.81 = 3,093.75 : x
  2. Step 2: Convert to fraction form
    5,402.25/8,105.81 = 3,093.75/x
  3. Step 3: Cross multiply
    5,402.25x = 8,105.81 × 3,093.75
  4. Step 4: Simplify right side
    5,402.25x = 25,077,334.22
  5. Step 5: Solve for x
    x = 25,077,334.22/5,402.25
  6. Step 6: Final answer
    x = 4,642.02

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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.