Home / 1,958.55-2,702.26-1,260.33

Finding the Fourth Proportional to 1,958.55, 2,702.26 and 1,260.33

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Solution

The fourth proportional to 1,958.55, 2,702.26 and 1,260.33 is: 1,738.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.55 : 2,702.26 = 1,260.33 : x
  2. Step 2: Convert to fraction form
    1,958.55/2,702.26 = 1,260.33/x
  3. Step 3: Cross multiply
    1,958.55x = 2,702.26 × 1,260.33
  4. Step 4: Simplify right side
    1,958.55x = 3,405,739.35
  5. Step 5: Solve for x
    x = 3,405,739.35/1,958.55
  6. Step 6: Final answer
    x = 1,738.91

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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.