Home / 2,936.26-4,401.56-1,086.87

Finding the Fourth Proportional to 2,936.26, 4,401.56 and 1,086.87

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Solution

The fourth proportional to 2,936.26, 4,401.56 and 1,086.87 is: 1,629.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.26 : 4,401.56 = 1,086.87 : x
  2. Step 2: Convert to fraction form
    2,936.26/4,401.56 = 1,086.87/x
  3. Step 3: Cross multiply
    2,936.26x = 4,401.56 × 1,086.87
  4. Step 4: Simplify right side
    2,936.26x = 4,783,926.23
  5. Step 5: Solve for x
    x = 4,783,926.23/2,936.26
  6. Step 6: Final answer
    x = 1,629.26

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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.