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Finding the Fourth Proportional to 7,906.96, 10,910.44 and 4,504

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Solution

The fourth proportional to 7,906.96, 10,910.44 and 4,504 is: 6,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906.96 : 10,910.44 = 4,504 : x
  2. Step 2: Convert to fraction form
    7,906.96/10,910.44 = 4,504/x
  3. Step 3: Cross multiply
    7,906.96x = 10,910.44 × 4,504
  4. Step 4: Simplify right side
    7,906.96x = 49,140,621.76
  5. Step 5: Solve for x
    x = 49,140,621.76/7,906.96
  6. Step 6: Final answer
    x = 6,214.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.