Home / 3,176.94-4,383.90-1,760.61

Finding the Fourth Proportional to 3,176.94, 4,383.90 and 1,760.61

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Solution

The fourth proportional to 3,176.94, 4,383.90 and 1,760.61 is: 2,429.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.94 : 4,383.90 = 1,760.61 : x
  2. Step 2: Convert to fraction form
    3,176.94/4,383.90 = 1,760.61/x
  3. Step 3: Cross multiply
    3,176.94x = 4,383.90 × 1,760.61
  4. Step 4: Simplify right side
    3,176.94x = 7,718,338.18
  5. Step 5: Solve for x
    x = 7,718,338.18/3,176.94
  6. Step 6: Final answer
    x = 2,429.49

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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.