Home / 8,556.70-11,804.96-5,198.26

Finding the Fourth Proportional to 8,556.70, 11,804.96 and 5,198.26

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Solution

The fourth proportional to 8,556.70, 11,804.96 and 5,198.26 is: 7,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556.70 : 11,804.96 = 5,198.26 : x
  2. Step 2: Convert to fraction form
    8,556.70/11,804.96 = 5,198.26/x
  3. Step 3: Cross multiply
    8,556.70x = 11,804.96 × 5,198.26
  4. Step 4: Simplify right side
    8,556.70x = 61,365,251.37
  5. Step 5: Solve for x
    x = 61,365,251.37/8,556.70
  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.