Home / 2,747.37-3,791.16-1,628.22

Finding the Fourth Proportional to 2,747.37, 3,791.16 and 1,628.22

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Solution

The fourth proportional to 2,747.37, 3,791.16 and 1,628.22 is: 2,246.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.37 : 3,791.16 = 1,628.22 : x
  2. Step 2: Convert to fraction form
    2,747.37/3,791.16 = 1,628.22/x
  3. Step 3: Cross multiply
    2,747.37x = 3,791.16 × 1,628.22
  4. Step 4: Simplify right side
    2,747.37x = 6,172,842.54
  5. Step 5: Solve for x
    x = 6,172,842.54/2,747.37
  6. Step 6: Final answer
    x = 2,246.82

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1.5x scale

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.