Home / 1,836.33-2,533.07-1,172.43

Finding the Fourth Proportional to 1,836.33, 2,533.07 and 1,172.43

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Solution

The fourth proportional to 1,836.33, 2,533.07 and 1,172.43 is: 1,617.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.33 : 2,533.07 = 1,172.43 : x
  2. Step 2: Convert to fraction form
    1,836.33/2,533.07 = 1,172.43/x
  3. Step 3: Cross multiply
    1,836.33x = 2,533.07 × 1,172.43
  4. Step 4: Simplify right side
    1,836.33x = 2,969,828.73
  5. Step 5: Solve for x
    x = 2,969,828.73/1,836.33
  6. Step 6: Final answer
    x = 1,617.27

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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.