Home / 5,694.33-7,857.90-3,176.64

Finding the Fourth Proportional to 5,694.33, 7,857.90 and 3,176.64

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Solution

The fourth proportional to 5,694.33, 7,857.90 and 3,176.64 is: 4,383.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694.33 : 7,857.90 = 3,176.64 : x
  2. Step 2: Convert to fraction form
    5,694.33/7,857.90 = 3,176.64/x
  3. Step 3: Cross multiply
    5,694.33x = 7,857.90 × 3,176.64
  4. Step 4: Simplify right side
    5,694.33x = 24,961,719.46
  5. Step 5: Solve for x
    x = 24,961,719.46/5,694.33
  6. Step 6: Final answer
    x = 4,383.61

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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.