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Finding the Fourth Proportional to 4,095.01, 6,112.72 and 3,790.72

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Solution

The fourth proportional to 4,095.01, 6,112.72 and 3,790.72 is: 5,658.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,095.01 : 6,112.72 = 3,790.72 : x
  2. Step 2: Convert to fraction form
    4,095.01/6,112.72 = 3,790.72/x
  3. Step 3: Cross multiply
    4,095.01x = 6,112.72 × 3,790.72
  4. Step 4: Simplify right side
    4,095.01x = 23,171,560.44
  5. Step 5: Solve for x
    x = 23,171,560.44/4,095.01
  6. Step 6: Final answer
    x = 5,658.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.