Home / 3,171.08-4,376.46-1,844.84

Finding the Fourth Proportional to 3,171.08, 4,376.46 and 1,844.84

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Solution

The fourth proportional to 3,171.08, 4,376.46 and 1,844.84 is: 2,546.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171.08 : 4,376.46 = 1,844.84 : x
  2. Step 2: Convert to fraction form
    3,171.08/4,376.46 = 1,844.84/x
  3. Step 3: Cross multiply
    3,171.08x = 4,376.46 × 1,844.84
  4. Step 4: Simplify right side
    3,171.08x = 8,073,868.47
  5. Step 5: Solve for x
    x = 8,073,868.47/3,171.08
  6. Step 6: Final answer
    x = 2,546.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.