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Finding the Fourth Proportional to 6,671.70, 9,997.83 and 3,750.84

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Solution

The fourth proportional to 6,671.70, 9,997.83 and 3,750.84 is: 5,620.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671.70 : 9,997.83 = 3,750.84 : x
  2. Step 2: Convert to fraction form
    6,671.70/9,997.83 = 3,750.84/x
  3. Step 3: Cross multiply
    6,671.70x = 9,997.83 × 3,750.84
  4. Step 4: Simplify right side
    6,671.70x = 37,500,260.68
  5. Step 5: Solve for x
    x = 37,500,260.68/6,671.70
  6. Step 6: Final answer
    x = 5,620.80

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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.