Home / 2,786.16-3,844.64-1,544.16

Finding the Fourth Proportional to 2,786.16, 3,844.64 and 1,544.16

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Solution

The fourth proportional to 2,786.16, 3,844.64 and 1,544.16 is: 2,130.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786.16 : 3,844.64 = 1,544.16 : x
  2. Step 2: Convert to fraction form
    2,786.16/3,844.64 = 1,544.16/x
  3. Step 3: Cross multiply
    2,786.16x = 3,844.64 × 1,544.16
  4. Step 4: Simplify right side
    2,786.16x = 5,936,739.30
  5. Step 5: Solve for x
    x = 5,936,739.30/2,786.16
  6. Step 6: Final answer
    x = 2,130.80

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1.5x scale

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.