Home / 8,112.26-12,168.98-2,846.67

Finding the Fourth Proportional to 8,112.26, 12,168.98 and 2,846.67

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Solution

The fourth proportional to 8,112.26, 12,168.98 and 2,846.67 is: 4,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112.26 : 12,168.98 = 2,846.67 : x
  2. Step 2: Convert to fraction form
    8,112.26/12,168.98 = 2,846.67/x
  3. Step 3: Cross multiply
    8,112.26x = 12,168.98 × 2,846.67
  4. Step 4: Simplify right side
    8,112.26x = 34,641,056.06
  5. Step 5: Solve for x
    x = 34,641,056.06/8,112.26
  6. Step 6: Final answer
    x = 4,270.21

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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.