Home / 11,999.46-16,560.41-6,694.77

Finding the Fourth Proportional to 11,999.46, 16,560.41 and 6,694.77

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Solution

The fourth proportional to 11,999.46, 16,560.41 and 6,694.77 is: 9,239.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,999.46 : 16,560.41 = 6,694.77 : x
  2. Step 2: Convert to fraction form
    11,999.46/16,560.41 = 6,694.77/x
  3. Step 3: Cross multiply
    11,999.46x = 16,560.41 × 6,694.77
  4. Step 4: Simplify right side
    11,999.46x = 110,868,136.06
  5. Step 5: Solve for x
    x = 110,868,136.06/11,999.46
  6. Step 6: Final answer
    x = 9,239.43

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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.