Home / 7,650.35-11,470.85-6,997.73

Finding the Fourth Proportional to 7,650.35, 11,470.85 and 6,997.73

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Solution

The fourth proportional to 7,650.35, 11,470.85 and 6,997.73 is: 10,492.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.35 : 11,470.85 = 6,997.73 : x
  2. Step 2: Convert to fraction form
    7,650.35/11,470.85 = 6,997.73/x
  3. Step 3: Cross multiply
    7,650.35x = 11,470.85 × 6,997.73
  4. Step 4: Simplify right side
    7,650.35x = 80,269,845.07
  5. Step 5: Solve for x
    x = 80,269,845.07/7,650.35
  6. Step 6: Final answer
    x = 10,492.31

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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.