Home / 2,968.58-4,452.84-1,236.80

Finding the Fourth Proportional to 2,968.58, 4,452.84 and 1,236.80

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Solution

The fourth proportional to 2,968.58, 4,452.84 and 1,236.80 is: 1,855.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.58 : 4,452.84 = 1,236.80 : x
  2. Step 2: Convert to fraction form
    2,968.58/4,452.84 = 1,236.80/x
  3. Step 3: Cross multiply
    2,968.58x = 4,452.84 × 1,236.80
  4. Step 4: Simplify right side
    2,968.58x = 5,507,272.51
  5. Step 5: Solve for x
    x = 5,507,272.51/2,968.58
  6. Step 6: Final answer
    x = 1,855.19

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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.