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Finding the Fourth Proportional to 4,940.74, 7,414.04 and 1,822.93

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Solution

The fourth proportional to 4,940.74, 7,414.04 and 1,822.93 is: 2,735.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.74 : 7,414.04 = 1,822.93 : x
  2. Step 2: Convert to fraction form
    4,940.74/7,414.04 = 1,822.93/x
  3. Step 3: Cross multiply
    4,940.74x = 7,414.04 × 1,822.93
  4. Step 4: Simplify right side
    4,940.74x = 13,515,275.94
  5. Step 5: Solve for x
    x = 13,515,275.94/4,940.74
  6. Step 6: Final answer
    x = 2,735.48

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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.