Home / 2,415.96-3,621.18-1,027.26

Finding the Fourth Proportional to 2,415.96, 3,621.18 and 1,027.26

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Solution

The fourth proportional to 2,415.96, 3,621.18 and 1,027.26 is: 1,539.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415.96 : 3,621.18 = 1,027.26 : x
  2. Step 2: Convert to fraction form
    2,415.96/3,621.18 = 1,027.26/x
  3. Step 3: Cross multiply
    2,415.96x = 3,621.18 × 1,027.26
  4. Step 4: Simplify right side
    2,415.96x = 3,719,893.37
  5. Step 5: Solve for x
    x = 3,719,893.37/2,415.96
  6. Step 6: Final answer
    x = 1,539.72

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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.