Home / 11,739.22-16,198.56-6,703.12

Finding the Fourth Proportional to 11,739.22, 16,198.56 and 6,703.12

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Solution

The fourth proportional to 11,739.22, 16,198.56 and 6,703.12 is: 9,249.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739.22 : 16,198.56 = 6,703.12 : x
  2. Step 2: Convert to fraction form
    11,739.22/16,198.56 = 6,703.12/x
  3. Step 3: Cross multiply
    11,739.22x = 16,198.56 × 6,703.12
  4. Step 4: Simplify right side
    11,739.22x = 108,580,891.51
  5. Step 5: Solve for x
    x = 108,580,891.51/11,739.22
  6. Step 6: Final answer
    x = 9,249.41

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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.