Home / 4,942.89-6,822.41-2,954.63

Finding the Fourth Proportional to 4,942.89, 6,822.41 and 2,954.63

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Solution

The fourth proportional to 4,942.89, 6,822.41 and 2,954.63 is: 4,078.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.89 : 6,822.41 = 2,954.63 : x
  2. Step 2: Convert to fraction form
    4,942.89/6,822.41 = 2,954.63/x
  3. Step 3: Cross multiply
    4,942.89x = 6,822.41 × 2,954.63
  4. Step 4: Simplify right side
    4,942.89x = 20,157,648.37
  5. Step 5: Solve for x
    x = 20,157,648.37/4,942.89
  6. Step 6: Final answer
    x = 4,078.11

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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.