Home / 2,736.42-3,766.95-2,072.22

Finding the Fourth Proportional to 2,736.42, 3,766.95 and 2,072.22

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Solution

The fourth proportional to 2,736.42, 3,766.95 and 2,072.22 is: 2,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.42 : 3,766.95 = 2,072.22 : x
  2. Step 2: Convert to fraction form
    2,736.42/3,766.95 = 2,072.22/x
  3. Step 3: Cross multiply
    2,736.42x = 3,766.95 × 2,072.22
  4. Step 4: Simplify right side
    2,736.42x = 7,805,949.13
  5. Step 5: Solve for x
    x = 7,805,949.13/2,736.42
  6. Step 6: Final answer
    x = 2,852.61

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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.