Home / 3,036.75-4,190.67-2,616.36

Finding the Fourth Proportional to 3,036.75, 4,190.67 and 2,616.36

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Solution

The fourth proportional to 3,036.75, 4,190.67 and 2,616.36 is: 3,610.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.75 : 4,190.67 = 2,616.36 : x
  2. Step 2: Convert to fraction form
    3,036.75/4,190.67 = 2,616.36/x
  3. Step 3: Cross multiply
    3,036.75x = 4,190.67 × 2,616.36
  4. Step 4: Simplify right side
    3,036.75x = 10,964,301.36
  5. Step 5: Solve for x
    x = 10,964,301.36/3,036.75
  6. Step 6: Final answer
    x = 3,610.54

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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.