Home / 3,556.89-4,908.50-1,963.53

Finding the Fourth Proportional to 3,556.89, 4,908.50 and 1,963.53

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Solution

The fourth proportional to 3,556.89, 4,908.50 and 1,963.53 is: 2,709.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.89 : 4,908.50 = 1,963.53 : x
  2. Step 2: Convert to fraction form
    3,556.89/4,908.50 = 1,963.53/x
  3. Step 3: Cross multiply
    3,556.89x = 4,908.50 × 1,963.53
  4. Step 4: Simplify right side
    3,556.89x = 9,637,977.19
  5. Step 5: Solve for x
    x = 9,637,977.19/3,556.89
  6. Step 6: Final answer
    x = 2,709.66

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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.