Home / 2,922.92-4,387.18-1,829.48

Finding the Fourth Proportional to 2,922.92, 4,387.18 and 1,829.48

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Solution

The fourth proportional to 2,922.92, 4,387.18 and 1,829.48 is: 2,745.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.92 : 4,387.18 = 1,829.48 : x
  2. Step 2: Convert to fraction form
    2,922.92/4,387.18 = 1,829.48/x
  3. Step 3: Cross multiply
    2,922.92x = 4,387.18 × 1,829.48
  4. Step 4: Simplify right side
    2,922.92x = 8,026,258.07
  5. Step 5: Solve for x
    x = 8,026,258.07/2,922.92
  6. Step 6: Final answer
    x = 2,745.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.