Home / 2,748.52-3,791.46-1,629.16

Finding the Fourth Proportional to 2,748.52, 3,791.46 and 1,629.16

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Solution

The fourth proportional to 2,748.52, 3,791.46 and 1,629.16 is: 2,247.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.52 : 3,791.46 = 1,629.16 : x
  2. Step 2: Convert to fraction form
    2,748.52/3,791.46 = 1,629.16/x
  3. Step 3: Cross multiply
    2,748.52x = 3,791.46 × 1,629.16
  4. Step 4: Simplify right side
    2,748.52x = 6,176,894.97
  5. Step 5: Solve for x
    x = 6,176,894.97/2,748.52
  6. Step 6: Final answer
    x = 2,247.35

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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.