Home / 2,846.94-3,930.69-2,182.62

Finding the Fourth Proportional to 2,846.94, 3,930.69 and 2,182.62

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Solution

The fourth proportional to 2,846.94, 3,930.69 and 2,182.62 is: 3,013.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.94 : 3,930.69 = 2,182.62 : x
  2. Step 2: Convert to fraction form
    2,846.94/3,930.69 = 2,182.62/x
  3. Step 3: Cross multiply
    2,846.94x = 3,930.69 × 2,182.62
  4. Step 4: Simplify right side
    2,846.94x = 8,579,202.61
  5. Step 5: Solve for x
    x = 8,579,202.61/2,846.94
  6. Step 6: Final answer
    x = 3,013.48

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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.