Home / 4,087.73-5,641.01-3,753

Finding the Fourth Proportional to 4,087.73, 5,641.01 and 3,753

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Solution

The fourth proportional to 4,087.73, 5,641.01 and 3,753 is: 5,179.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.73 : 5,641.01 = 3,753 : x
  2. Step 2: Convert to fraction form
    4,087.73/5,641.01 = 3,753/x
  3. Step 3: Cross multiply
    4,087.73x = 5,641.01 × 3,753
  4. Step 4: Simplify right side
    4,087.73x = 21,170,705.84
  5. Step 5: Solve for x
    x = 21,170,705.84/4,087.73
  6. Step 6: Final answer
    x = 5,179.08

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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.