Home / 2,736.78-3,772.35-1,852.26

Finding the Fourth Proportional to 2,736.78, 3,772.35 and 1,852.26

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Solution

The fourth proportional to 2,736.78, 3,772.35 and 1,852.26 is: 2,553.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.78 : 3,772.35 = 1,852.26 : x
  2. Step 2: Convert to fraction form
    2,736.78/3,772.35 = 1,852.26/x
  3. Step 3: Cross multiply
    2,736.78x = 3,772.35 × 1,852.26
  4. Step 4: Simplify right side
    2,736.78x = 6,987,373.01
  5. Step 5: Solve for x
    x = 6,987,373.01/2,736.78
  6. Step 6: Final answer
    x = 2,553.14

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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.