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Finding the Fourth Proportional to 4,843.96, 7,256.77 and 2,863.66

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Solution

The fourth proportional to 4,843.96, 7,256.77 and 2,863.66 is: 4,290.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843.96 : 7,256.77 = 2,863.66 : x
  2. Step 2: Convert to fraction form
    4,843.96/7,256.77 = 2,863.66/x
  3. Step 3: Cross multiply
    4,843.96x = 7,256.77 × 2,863.66
  4. Step 4: Simplify right side
    4,843.96x = 20,780,921.98
  5. Step 5: Solve for x
    x = 20,780,921.98/4,843.96
  6. Step 6: Final answer
    x = 4,290.07

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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.