Home / 8,048.80-12,072.39-2,206.27

Finding the Fourth Proportional to 8,048.80, 12,072.39 and 2,206.27

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Solution

The fourth proportional to 8,048.80, 12,072.39 and 2,206.27 is: 3,309.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048.80 : 12,072.39 = 2,206.27 : x
  2. Step 2: Convert to fraction form
    8,048.80/12,072.39 = 2,206.27/x
  3. Step 3: Cross multiply
    8,048.80x = 12,072.39 × 2,206.27
  4. Step 4: Simplify right side
    8,048.80x = 26,634,951.89
  5. Step 5: Solve for x
    x = 26,634,951.89/8,048.80
  6. Step 6: Final answer
    x = 3,309.18

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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.