Home / 11,725.97-16,183.80-7,011.16

Finding the Fourth Proportional to 11,725.97, 16,183.80 and 7,011.16

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Solution

The fourth proportional to 11,725.97, 16,183.80 and 7,011.16 is: 9,676.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,725.97 : 16,183.80 = 7,011.16 : x
  2. Step 2: Convert to fraction form
    11,725.97/16,183.80 = 7,011.16/x
  3. Step 3: Cross multiply
    11,725.97x = 16,183.80 × 7,011.16
  4. Step 4: Simplify right side
    11,725.97x = 113,467,170.75
  5. Step 5: Solve for x
    x = 113,467,170.75/11,725.97
  6. Step 6: Final answer
    x = 9,676.57

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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.