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Finding the Fourth Proportional to 4,738.92, 7,108.68 and 1,452.06

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Solution

The fourth proportional to 4,738.92, 7,108.68 and 1,452.06 is: 2,178.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.92 : 7,108.68 = 1,452.06 : x
  2. Step 2: Convert to fraction form
    4,738.92/7,108.68 = 1,452.06/x
  3. Step 3: Cross multiply
    4,738.92x = 7,108.68 × 1,452.06
  4. Step 4: Simplify right side
    4,738.92x = 10,322,229.88
  5. Step 5: Solve for x
    x = 10,322,229.88/4,738.92
  6. Step 6: Final answer
    x = 2,178.18

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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.