Home / 2,321.64-3,204.06-1,273.89

Finding the Fourth Proportional to 2,321.64, 3,204.06 and 1,273.89

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Solution

The fourth proportional to 2,321.64, 3,204.06 and 1,273.89 is: 1,758.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321.64 : 3,204.06 = 1,273.89 : x
  2. Step 2: Convert to fraction form
    2,321.64/3,204.06 = 1,273.89/x
  3. Step 3: Cross multiply
    2,321.64x = 3,204.06 × 1,273.89
  4. Step 4: Simplify right side
    2,321.64x = 4,081,619.99
  5. Step 5: Solve for x
    x = 4,081,619.99/2,321.64
  6. Step 6: Final answer
    x = 1,758.08

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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.