Home / 8,010.21-12,010.12-3,333.43

Finding the Fourth Proportional to 8,010.21, 12,010.12 and 3,333.43

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Solution

The fourth proportional to 8,010.21, 12,010.12 and 3,333.43 is: 4,997.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010.21 : 12,010.12 = 3,333.43 : x
  2. Step 2: Convert to fraction form
    8,010.21/12,010.12 = 3,333.43/x
  3. Step 3: Cross multiply
    8,010.21x = 12,010.12 × 3,333.43
  4. Step 4: Simplify right side
    8,010.21x = 40,034,894.31
  5. Step 5: Solve for x
    x = 40,034,894.31/8,010.21
  6. Step 6: Final answer
    x = 4,997.98

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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.