Home / 8,003.41-11,997.79-3,558.74

Finding the Fourth Proportional to 8,003.41, 11,997.79 and 3,558.74

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Solution

The fourth proportional to 8,003.41, 11,997.79 and 3,558.74 is: 5,334.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,003.41 : 11,997.79 = 3,558.74 : x
  2. Step 2: Convert to fraction form
    8,003.41/11,997.79 = 3,558.74/x
  3. Step 3: Cross multiply
    8,003.41x = 11,997.79 × 3,558.74
  4. Step 4: Simplify right side
    8,003.41x = 42,696,946.30
  5. Step 5: Solve for x
    x = 42,696,946.30/8,003.41
  6. Step 6: Final answer
    x = 5,334.85

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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.