Home / 3,556.97-4,908.54-1,963.55

Finding the Fourth Proportional to 3,556.97, 4,908.54 and 1,963.55

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Solution

The fourth proportional to 3,556.97, 4,908.54 and 1,963.55 is: 2,709.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.97 : 4,908.54 = 1,963.55 : x
  2. Step 2: Convert to fraction form
    3,556.97/4,908.54 = 1,963.55/x
  3. Step 3: Cross multiply
    3,556.97x = 4,908.54 × 1,963.55
  4. Step 4: Simplify right side
    3,556.97x = 9,638,175.99
  5. Step 5: Solve for x
    x = 9,638,175.99/3,556.97
  6. Step 6: Final answer
    x = 2,709.66

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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.