Home / 2,748.46-3,792.20-1,629.66

Finding the Fourth Proportional to 2,748.46, 3,792.20 and 1,629.66

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Solution

The fourth proportional to 2,748.46, 3,792.20 and 1,629.66 is: 2,248.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.46 : 3,792.20 = 1,629.66 : x
  2. Step 2: Convert to fraction form
    2,748.46/3,792.20 = 1,629.66/x
  3. Step 3: Cross multiply
    2,748.46x = 3,792.20 × 1,629.66
  4. Step 4: Simplify right side
    2,748.46x = 6,179,996.65
  5. Step 5: Solve for x
    x = 6,179,996.65/2,748.46
  6. Step 6: Final answer
    x = 2,248.53

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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.