Home / 2,080.07-3,123.81-1,996.44

Finding the Fourth Proportional to 2,080.07, 3,123.81 and 1,996.44

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Solution

The fourth proportional to 2,080.07, 3,123.81 and 1,996.44 is: 2,998.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080.07 : 3,123.81 = 1,996.44 : x
  2. Step 2: Convert to fraction form
    2,080.07/3,123.81 = 1,996.44/x
  3. Step 3: Cross multiply
    2,080.07x = 3,123.81 × 1,996.44
  4. Step 4: Simplify right side
    2,080.07x = 6,236,499.24
  5. Step 5: Solve for x
    x = 6,236,499.24/2,080.07
  6. Step 6: Final answer
    x = 2,998.22

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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.