Home / 3,414.72-4,708.62-2,968.68

Finding the Fourth Proportional to 3,414.72, 4,708.62 and 2,968.68

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Solution

The fourth proportional to 3,414.72, 4,708.62 and 2,968.68 is: 4,093.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.72 : 4,708.62 = 2,968.68 : x
  2. Step 2: Convert to fraction form
    3,414.72/4,708.62 = 2,968.68/x
  3. Step 3: Cross multiply
    3,414.72x = 4,708.62 × 2,968.68
  4. Step 4: Simplify right side
    3,414.72x = 13,978,386.02
  5. Step 5: Solve for x
    x = 13,978,386.02/3,414.72
  6. Step 6: Final answer
    x = 4,093.57

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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.