Home / 2,588.19-3,879.96-1,027.14

Finding the Fourth Proportional to 2,588.19, 3,879.96 and 1,027.14

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Solution

The fourth proportional to 2,588.19, 3,879.96 and 1,027.14 is: 1,539.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.19 : 3,879.96 = 1,027.14 : x
  2. Step 2: Convert to fraction form
    2,588.19/3,879.96 = 1,027.14/x
  3. Step 3: Cross multiply
    2,588.19x = 3,879.96 × 1,027.14
  4. Step 4: Simplify right side
    2,588.19x = 3,985,262.11
  5. Step 5: Solve for x
    x = 3,985,262.11/2,588.19
  6. Step 6: Final answer
    x = 1,539.79

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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.