Home / 3,556.83-4,908.39-1,963.49

Finding the Fourth Proportional to 3,556.83, 4,908.39 and 1,963.49

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Solution

The fourth proportional to 3,556.83, 4,908.39 and 1,963.49 is: 2,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.83 : 4,908.39 = 1,963.49 : x
  2. Step 2: Convert to fraction form
    3,556.83/4,908.39 = 1,963.49/x
  3. Step 3: Cross multiply
    3,556.83x = 4,908.39 × 1,963.49
  4. Step 4: Simplify right side
    3,556.83x = 9,637,574.68
  5. Step 5: Solve for x
    x = 9,637,574.68/3,556.83
  6. Step 6: Final answer
    x = 2,709.60

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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.