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Finding the Fourth Proportional to 6,935.22, 9,568.13 and 4,284.09

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Solution

The fourth proportional to 6,935.22, 9,568.13 and 4,284.09 is: 5,910.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.22 : 9,568.13 = 4,284.09 : x
  2. Step 2: Convert to fraction form
    6,935.22/9,568.13 = 4,284.09/x
  3. Step 3: Cross multiply
    6,935.22x = 9,568.13 × 4,284.09
  4. Step 4: Simplify right side
    6,935.22x = 40,990,708.63
  5. Step 5: Solve for x
    x = 40,990,708.63/6,935.22
  6. Step 6: Final answer
    x = 5,910.51

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Double scale
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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.