Home / 8,682.21-13,027.10-3,750.66

Finding the Fourth Proportional to 8,682.21, 13,027.10 and 3,750.66

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Solution

The fourth proportional to 8,682.21, 13,027.10 and 3,750.66 is: 5,627.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682.21 : 13,027.10 = 3,750.66 : x
  2. Step 2: Convert to fraction form
    8,682.21/13,027.10 = 3,750.66/x
  3. Step 3: Cross multiply
    8,682.21x = 13,027.10 × 3,750.66
  4. Step 4: Simplify right side
    8,682.21x = 48,860,204.13
  5. Step 5: Solve for x
    x = 48,860,204.13/8,682.21
  6. Step 6: Final answer
    x = 5,627.62

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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.