Home / 2,321.88-3,204.19-1,273.94

Finding the Fourth Proportional to 2,321.88, 3,204.19 and 1,273.94

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Solution

The fourth proportional to 2,321.88, 3,204.19 and 1,273.94 is: 1,758.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321.88 : 3,204.19 = 1,273.94 : x
  2. Step 2: Convert to fraction form
    2,321.88/3,204.19 = 1,273.94/x
  3. Step 3: Cross multiply
    2,321.88x = 3,204.19 × 1,273.94
  4. Step 4: Simplify right side
    2,321.88x = 4,081,945.81
  5. Step 5: Solve for x
    x = 4,081,945.81/2,321.88
  6. Step 6: Final answer
    x = 1,758.03

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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.