Home / 2,839.07-3,917.66-2,093.44

Finding the Fourth Proportional to 2,839.07, 3,917.66 and 2,093.44

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Solution

The fourth proportional to 2,839.07, 3,917.66 and 2,093.44 is: 2,888.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839.07 : 3,917.66 = 2,093.44 : x
  2. Step 2: Convert to fraction form
    2,839.07/3,917.66 = 2,093.44/x
  3. Step 3: Cross multiply
    2,839.07x = 3,917.66 × 2,093.44
  4. Step 4: Simplify right side
    2,839.07x = 8,201,386.15
  5. Step 5: Solve for x
    x = 8,201,386.15/2,839.07
  6. Step 6: Final answer
    x = 2,888.76

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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.