Home / 2,936.78-4,404.09-2,058.84

Finding the Fourth Proportional to 2,936.78, 4,404.09 and 2,058.84

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Solution

The fourth proportional to 2,936.78, 4,404.09 and 2,058.84 is: 3,087.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.78 : 4,404.09 = 2,058.84 : x
  2. Step 2: Convert to fraction form
    2,936.78/4,404.09 = 2,058.84/x
  3. Step 3: Cross multiply
    2,936.78x = 4,404.09 × 2,058.84
  4. Step 4: Simplify right side
    2,936.78x = 9,067,316.66
  5. Step 5: Solve for x
    x = 9,067,316.66/2,936.78
  6. Step 6: Final answer
    x = 3,087.50

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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.