Home / 8,052.67-12,079.41-2,209.15

Finding the Fourth Proportional to 8,052.67, 12,079.41 and 2,209.15

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Solution

The fourth proportional to 8,052.67, 12,079.41 and 2,209.15 is: 3,313.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,052.67 : 12,079.41 = 2,209.15 : x
  2. Step 2: Convert to fraction form
    8,052.67/12,079.41 = 2,209.15/x
  3. Step 3: Cross multiply
    8,052.67x = 12,079.41 × 2,209.15
  4. Step 4: Simplify right side
    8,052.67x = 26,685,228.60
  5. Step 5: Solve for x
    x = 26,685,228.60/8,052.67
  6. Step 6: Final answer
    x = 3,313.84

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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.