Home / 2,748.34-3,792.46-1,629.09

Finding the Fourth Proportional to 2,748.34, 3,792.46 and 1,629.09

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Solution

The fourth proportional to 2,748.34, 3,792.46 and 1,629.09 is: 2,247.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.34 : 3,792.46 = 1,629.09 : x
  2. Step 2: Convert to fraction form
    2,748.34/3,792.46 = 1,629.09/x
  3. Step 3: Cross multiply
    2,748.34x = 3,792.46 × 1,629.09
  4. Step 4: Simplify right side
    2,748.34x = 6,178,231.55
  5. Step 5: Solve for x
    x = 6,178,231.55/2,748.34
  6. Step 6: Final answer
    x = 2,247.99

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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.