Home / 2,150.37-2,967.30-1,266.39

Finding the Fourth Proportional to 2,150.37, 2,967.30 and 1,266.39

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Solution

The fourth proportional to 2,150.37, 2,967.30 and 1,266.39 is: 1,747.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150.37 : 2,967.30 = 1,266.39 : x
  2. Step 2: Convert to fraction form
    2,150.37/2,967.30 = 1,266.39/x
  3. Step 3: Cross multiply
    2,150.37x = 2,967.30 × 1,266.39
  4. Step 4: Simplify right side
    2,150.37x = 3,757,759.05
  5. Step 5: Solve for x
    x = 3,757,759.05/2,150.37
  6. Step 6: Final answer
    x = 1,747.49

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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.