Home / 11,999.19-16,558.83-6,694

Finding the Fourth Proportional to 11,999.19, 16,558.83 and 6,694

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Solution

The fourth proportional to 11,999.19, 16,558.83 and 6,694 is: 9,237.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,999.19 : 16,558.83 = 6,694 : x
  2. Step 2: Convert to fraction form
    11,999.19/16,558.83 = 6,694/x
  3. Step 3: Cross multiply
    11,999.19x = 16,558.83 × 6,694
  4. Step 4: Simplify right side
    11,999.19x = 110,844,808.02
  5. Step 5: Solve for x
    x = 110,844,808.02/11,999.19
  6. Step 6: Final answer
    x = 9,237.69

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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.