Home / 8,137.06-12,206.34-2,293.66

Finding the Fourth Proportional to 8,137.06, 12,206.34 and 2,293.66

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Solution

The fourth proportional to 8,137.06, 12,206.34 and 2,293.66 is: 3,440.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137.06 : 12,206.34 = 2,293.66 : x
  2. Step 2: Convert to fraction form
    8,137.06/12,206.34 = 2,293.66/x
  3. Step 3: Cross multiply
    8,137.06x = 12,206.34 × 2,293.66
  4. Step 4: Simplify right side
    8,137.06x = 27,997,193.80
  5. Step 5: Solve for x
    x = 27,997,193.80/8,137.06
  6. Step 6: Final answer
    x = 3,440.70

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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.