Home / 2,906.24-4,007.92-2,242.04

Finding the Fourth Proportional to 2,906.24, 4,007.92 and 2,242.04

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Solution

The fourth proportional to 2,906.24, 4,007.92 and 2,242.04 is: 3,091.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906.24 : 4,007.92 = 2,242.04 : x
  2. Step 2: Convert to fraction form
    2,906.24/4,007.92 = 2,242.04/x
  3. Step 3: Cross multiply
    2,906.24x = 4,007.92 × 2,242.04
  4. Step 4: Simplify right side
    2,906.24x = 8,985,916.96
  5. Step 5: Solve for x
    x = 8,985,916.96/2,906.24
  6. Step 6: Final answer
    x = 3,091.94

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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.