Home / 2,097.11-3,143.01-2,042.60

Finding the Fourth Proportional to 2,097.11, 3,143.01 and 2,042.60

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Solution

The fourth proportional to 2,097.11, 3,143.01 and 2,042.60 is: 3,061.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097.11 : 3,143.01 = 2,042.60 : x
  2. Step 2: Convert to fraction form
    2,097.11/3,143.01 = 2,042.60/x
  3. Step 3: Cross multiply
    2,097.11x = 3,143.01 × 2,042.60
  4. Step 4: Simplify right side
    2,097.11x = 6,419,912.23
  5. Step 5: Solve for x
    x = 6,419,912.23/2,097.11
  6. Step 6: Final answer
    x = 3,061.31

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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.