Home / 2,659.13-3,982.62-1,273.44

Finding the Fourth Proportional to 2,659.13, 3,982.62 and 1,273.44

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Solution

The fourth proportional to 2,659.13, 3,982.62 and 1,273.44 is: 1,907.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659.13 : 3,982.62 = 1,273.44 : x
  2. Step 2: Convert to fraction form
    2,659.13/3,982.62 = 1,273.44/x
  3. Step 3: Cross multiply
    2,659.13x = 3,982.62 × 1,273.44
  4. Step 4: Simplify right side
    2,659.13x = 5,071,627.61
  5. Step 5: Solve for x
    x = 5,071,627.61/2,659.13
  6. Step 6: Final answer
    x = 1,907.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.