Home / 2,055.43-2,836.48-1,171.22

Finding the Fourth Proportional to 2,055.43, 2,836.48 and 1,171.22

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Solution

The fourth proportional to 2,055.43, 2,836.48 and 1,171.22 is: 1,616.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.43 : 2,836.48 = 1,171.22 : x
  2. Step 2: Convert to fraction form
    2,055.43/2,836.48 = 1,171.22/x
  3. Step 3: Cross multiply
    2,055.43x = 2,836.48 × 1,171.22
  4. Step 4: Simplify right side
    2,055.43x = 3,322,127.92
  5. Step 5: Solve for x
    x = 3,322,127.92/2,055.43
  6. Step 6: Final answer
    x = 1,616.27

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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.