Home / 3,171.93-4,758.32-2,997.05

Finding the Fourth Proportional to 3,171.93, 4,758.32 and 2,997.05

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Solution

The fourth proportional to 3,171.93, 4,758.32 and 2,997.05 is: 4,495.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171.93 : 4,758.32 = 2,997.05 : x
  2. Step 2: Convert to fraction form
    3,171.93/4,758.32 = 2,997.05/x
  3. Step 3: Cross multiply
    3,171.93x = 4,758.32 × 2,997.05
  4. Step 4: Simplify right side
    3,171.93x = 14,260,922.96
  5. Step 5: Solve for x
    x = 14,260,922.96/3,171.93
  6. Step 6: Final answer
    x = 4,495.98

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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.