Home / 2,241.60-3,361.50-1,317.39

Finding the Fourth Proportional to 2,241.60, 3,361.50 and 1,317.39

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Solution

The fourth proportional to 2,241.60, 3,361.50 and 1,317.39 is: 1,975.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.60 : 3,361.50 = 1,317.39 : x
  2. Step 2: Convert to fraction form
    2,241.60/3,361.50 = 1,317.39/x
  3. Step 3: Cross multiply
    2,241.60x = 3,361.50 × 1,317.39
  4. Step 4: Simplify right side
    2,241.60x = 4,428,406.49
  5. Step 5: Solve for x
    x = 4,428,406.49/2,241.60
  6. Step 6: Final answer
    x = 1,975.56

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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.