Home / 3,027.36-4,177.88-1,768.22

Finding the Fourth Proportional to 3,027.36, 4,177.88 and 1,768.22

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Solution

The fourth proportional to 3,027.36, 4,177.88 and 1,768.22 is: 2,440.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.36 : 4,177.88 = 1,768.22 : x
  2. Step 2: Convert to fraction form
    3,027.36/4,177.88 = 1,768.22/x
  3. Step 3: Cross multiply
    3,027.36x = 4,177.88 × 1,768.22
  4. Step 4: Simplify right side
    3,027.36x = 7,387,410.97
  5. Step 5: Solve for x
    x = 7,387,410.97/3,027.36
  6. Step 6: Final answer
    x = 2,440.22

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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.