Home / 3,186.41-4,775.96-1,236.94

Finding the Fourth Proportional to 3,186.41, 4,775.96 and 1,236.94

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Solution

The fourth proportional to 3,186.41, 4,775.96 and 1,236.94 is: 1,853.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186.41 : 4,775.96 = 1,236.94 : x
  2. Step 2: Convert to fraction form
    3,186.41/4,775.96 = 1,236.94/x
  3. Step 3: Cross multiply
    3,186.41x = 4,775.96 × 1,236.94
  4. Step 4: Simplify right side
    3,186.41x = 5,907,567.11
  5. Step 5: Solve for x
    x = 5,907,567.11/3,186.41
  6. Step 6: Final answer
    x = 1,853.99

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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.