Home / 2,150.39-2,967.75-1,266.48

Finding the Fourth Proportional to 2,150.39, 2,967.75 and 1,266.48

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Solution

The fourth proportional to 2,150.39, 2,967.75 and 1,266.48 is: 1,747.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150.39 : 2,967.75 = 1,266.48 : x
  2. Step 2: Convert to fraction form
    2,150.39/2,967.75 = 1,266.48/x
  3. Step 3: Cross multiply
    2,150.39x = 2,967.75 × 1,266.48
  4. Step 4: Simplify right side
    2,150.39x = 3,758,596.02
  5. Step 5: Solve for x
    x = 3,758,596.02/2,150.39
  6. Step 6: Final answer
    x = 1,747.87

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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.