Home / 2,412.96-3,619.44-1,114.26

Finding the Fourth Proportional to 2,412.96, 3,619.44 and 1,114.26

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Solution

The fourth proportional to 2,412.96, 3,619.44 and 1,114.26 is: 1,671.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.96 : 3,619.44 = 1,114.26 : x
  2. Step 2: Convert to fraction form
    2,412.96/3,619.44 = 1,114.26/x
  3. Step 3: Cross multiply
    2,412.96x = 3,619.44 × 1,114.26
  4. Step 4: Simplify right side
    2,412.96x = 4,032,997.21
  5. Step 5: Solve for x
    x = 4,032,997.21/2,412.96
  6. Step 6: Final answer
    x = 1,671.39

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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.