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Finding the Fourth Proportional to 4,976.14, 7,463.28 and 2,013.80

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Solution

The fourth proportional to 4,976.14, 7,463.28 and 2,013.80 is: 3,020.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.14 : 7,463.28 = 2,013.80 : x
  2. Step 2: Convert to fraction form
    4,976.14/7,463.28 = 2,013.80/x
  3. Step 3: Cross multiply
    4,976.14x = 7,463.28 × 2,013.80
  4. Step 4: Simplify right side
    4,976.14x = 15,029,571.92
  5. Step 5: Solve for x
    x = 15,029,571.92/4,976.14
  6. Step 6: Final answer
    x = 3,020.33

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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.