Home / 4,134-5,707.56-2,874.60

Finding the Fourth Proportional to 4,134, 5,707.56 and 2,874.60

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Solution

The fourth proportional to 4,134, 5,707.56 and 2,874.60 is: 3,968.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134 : 5,707.56 = 2,874.60 : x
  2. Step 2: Convert to fraction form
    4,134/5,707.56 = 2,874.60/x
  3. Step 3: Cross multiply
    4,134x = 5,707.56 × 2,874.60
  4. Step 4: Simplify right side
    4,134x = 16,406,951.98
  5. Step 5: Solve for x
    x = 16,406,951.98/4,134
  6. Step 6: Final answer
    x = 3,968.78

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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.