Home / 11,072.20-16,608.30-6,698.20

Finding the Fourth Proportional to 11,072.20, 16,608.30 and 6,698.20

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Solution

The fourth proportional to 11,072.20, 16,608.30 and 6,698.20 is: 10,047.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072.20 : 16,608.30 = 6,698.20 : x
  2. Step 2: Convert to fraction form
    11,072.20/16,608.30 = 6,698.20/x
  3. Step 3: Cross multiply
    11,072.20x = 16,608.30 × 6,698.20
  4. Step 4: Simplify right side
    11,072.20x = 111,245,715.06
  5. Step 5: Solve for x
    x = 111,245,715.06/11,072.20
  6. Step 6: Final answer
    x = 10,047.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.