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Finding the Fourth Proportional to 4,843.14, 7,255.34 and 2,836.99

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Solution

The fourth proportional to 4,843.14, 7,255.34 and 2,836.99 is: 4,249.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843.14 : 7,255.34 = 2,836.99 : x
  2. Step 2: Convert to fraction form
    4,843.14/7,255.34 = 2,836.99/x
  3. Step 3: Cross multiply
    4,843.14x = 7,255.34 × 2,836.99
  4. Step 4: Simplify right side
    4,843.14x = 20,583,276.56
  5. Step 5: Solve for x
    x = 20,583,276.56/4,843.14
  6. Step 6: Final answer
    x = 4,249.99

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1.5x scale

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.