Home / 11,999.54-16,559.34-6,694.36

Finding the Fourth Proportional to 11,999.54, 16,559.34 and 6,694.36

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Solution

The fourth proportional to 11,999.54, 16,559.34 and 6,694.36 is: 9,238.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,999.54 : 16,559.34 = 6,694.36 : x
  2. Step 2: Convert to fraction form
    11,999.54/16,559.34 = 6,694.36/x
  3. Step 3: Cross multiply
    11,999.54x = 16,559.34 × 6,694.36
  4. Step 4: Simplify right side
    11,999.54x = 110,854,183.32
  5. Step 5: Solve for x
    x = 110,854,183.32/11,999.54
  6. Step 6: Final answer
    x = 9,238.20

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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.