Home / 8,556.69-11,804.97-5,198.25

Finding the Fourth Proportional to 8,556.69, 11,804.97 and 5,198.25

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Solution

The fourth proportional to 8,556.69, 11,804.97 and 5,198.25 is: 7,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556.69 : 11,804.97 = 5,198.25 : x
  2. Step 2: Convert to fraction form
    8,556.69/11,804.97 = 5,198.25/x
  3. Step 3: Cross multiply
    8,556.69x = 11,804.97 × 5,198.25
  4. Step 4: Simplify right side
    8,556.69x = 61,365,185.30
  5. Step 5: Solve for x
    x = 61,365,185.30/8,556.69
  6. Step 6: Final answer
    x = 7,171.60

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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.