Home / 8,270.18-12,401.67-3,003.44

Finding the Fourth Proportional to 8,270.18, 12,401.67 and 3,003.44

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Solution

The fourth proportional to 8,270.18, 12,401.67 and 3,003.44 is: 4,503.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,270.18 : 12,401.67 = 3,003.44 : x
  2. Step 2: Convert to fraction form
    8,270.18/12,401.67 = 3,003.44/x
  3. Step 3: Cross multiply
    8,270.18x = 12,401.67 × 3,003.44
  4. Step 4: Simplify right side
    8,270.18x = 37,247,609.74
  5. Step 5: Solve for x
    x = 37,247,609.74/8,270.18
  6. Step 6: Final answer
    x = 4,503.85

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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.