Home / 3,556.58-4,907.99-1,963.16

Finding the Fourth Proportional to 3,556.58, 4,907.99 and 1,963.16

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Solution

The fourth proportional to 3,556.58, 4,907.99 and 1,963.16 is: 2,709.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.58 : 4,907.99 = 1,963.16 : x
  2. Step 2: Convert to fraction form
    3,556.58/4,907.99 = 1,963.16/x
  3. Step 3: Cross multiply
    3,556.58x = 4,907.99 × 1,963.16
  4. Step 4: Simplify right side
    3,556.58x = 9,635,186.83
  5. Step 5: Solve for x
    x = 9,635,186.83/3,556.58
  6. Step 6: Final answer
    x = 2,709.12

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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.