Home / 8,469.06-12,704.80-2,626.18

Finding the Fourth Proportional to 8,469.06, 12,704.80 and 2,626.18

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Solution

The fourth proportional to 8,469.06, 12,704.80 and 2,626.18 is: 3,939.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,469.06 : 12,704.80 = 2,626.18 : x
  2. Step 2: Convert to fraction form
    8,469.06/12,704.80 = 2,626.18/x
  3. Step 3: Cross multiply
    8,469.06x = 12,704.80 × 2,626.18
  4. Step 4: Simplify right side
    8,469.06x = 33,365,091.66
  5. Step 5: Solve for x
    x = 33,365,091.66/8,469.06
  6. Step 6: Final answer
    x = 3,939.65

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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.