Home / 3,556.97-4,908.20-1,963.56

Finding the Fourth Proportional to 3,556.97, 4,908.20 and 1,963.56

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Solution

The fourth proportional to 3,556.97, 4,908.20 and 1,963.56 is: 2,709.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.97 : 4,908.20 = 1,963.56 : x
  2. Step 2: Convert to fraction form
    3,556.97/4,908.20 = 1,963.56/x
  3. Step 3: Cross multiply
    3,556.97x = 4,908.20 × 1,963.56
  4. Step 4: Simplify right side
    3,556.97x = 9,637,535.37
  5. Step 5: Solve for x
    x = 9,637,535.37/3,556.97
  6. Step 6: Final answer
    x = 2,709.48

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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.