Home / 1,910.34-2,629.97-1,661.52

Finding the Fourth Proportional to 1,910.34, 2,629.97 and 1,661.52

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Solution

The fourth proportional to 1,910.34, 2,629.97 and 1,661.52 is: 2,287.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910.34 : 2,629.97 = 1,661.52 : x
  2. Step 2: Convert to fraction form
    1,910.34/2,629.97 = 1,661.52/x
  3. Step 3: Cross multiply
    1,910.34x = 2,629.97 × 1,661.52
  4. Step 4: Simplify right side
    1,910.34x = 4,369,739.45
  5. Step 5: Solve for x
    x = 4,369,739.45/1,910.34
  6. Step 6: Final answer
    x = 2,287.41

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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.