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Finding the Fourth Proportional to 6,884.16, 9,500.64 and 4,051.68

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Solution

The fourth proportional to 6,884.16, 9,500.64 and 4,051.68 is: 5,591.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884.16 : 9,500.64 = 4,051.68 : x
  2. Step 2: Convert to fraction form
    6,884.16/9,500.64 = 4,051.68/x
  3. Step 3: Cross multiply
    6,884.16x = 9,500.64 × 4,051.68
  4. Step 4: Simplify right side
    6,884.16x = 38,493,553.08
  5. Step 5: Solve for x
    x = 38,493,553.08/6,884.16
  6. Step 6: Final answer
    x = 5,591.61

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1.5x scale

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.