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Finding the Fourth Proportional to 3,363.08, 5,063.81 and 2,975.49

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Solution

The fourth proportional to 3,363.08, 5,063.81 and 2,975.49 is: 4,480.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.08 : 5,063.81 = 2,975.49 : x
  2. Step 2: Convert to fraction form
    3,363.08/5,063.81 = 2,975.49/x
  3. Step 3: Cross multiply
    3,363.08x = 5,063.81 × 2,975.49
  4. Step 4: Simplify right side
    3,363.08x = 15,067,301.14
  5. Step 5: Solve for x
    x = 15,067,301.14/3,363.08
  6. Step 6: Final answer
    x = 4,480.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.