Home / 2,241.36-3,091.81-1,344.86

Finding the Fourth Proportional to 2,241.36, 3,091.81 and 1,344.86

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Solution

The fourth proportional to 2,241.36, 3,091.81 and 1,344.86 is: 1,855.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.36 : 3,091.81 = 1,344.86 : x
  2. Step 2: Convert to fraction form
    2,241.36/3,091.81 = 1,344.86/x
  3. Step 3: Cross multiply
    2,241.36x = 3,091.81 × 1,344.86
  4. Step 4: Simplify right side
    2,241.36x = 4,158,064.28
  5. Step 5: Solve for x
    x = 4,158,064.28/2,241.36
  6. Step 6: Final answer
    x = 1,855.16

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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.