Home / 2,739.06-4,112.12-2,351.55

Finding the Fourth Proportional to 2,739.06, 4,112.12 and 2,351.55

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Solution

The fourth proportional to 2,739.06, 4,112.12 and 2,351.55 is: 3,530.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.06 : 4,112.12 = 2,351.55 : x
  2. Step 2: Convert to fraction form
    2,739.06/4,112.12 = 2,351.55/x
  3. Step 3: Cross multiply
    2,739.06x = 4,112.12 × 2,351.55
  4. Step 4: Simplify right side
    2,739.06x = 9,669,855.79
  5. Step 5: Solve for x
    x = 9,669,855.79/2,739.06
  6. Step 6: Final answer
    x = 3,530.36

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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.