Home / 3,409.97-5,110.39-1,433.77

Finding the Fourth Proportional to 3,409.97, 5,110.39 and 1,433.77

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Solution

The fourth proportional to 3,409.97, 5,110.39 and 1,433.77 is: 2,148.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.97 : 5,110.39 = 1,433.77 : x
  2. Step 2: Convert to fraction form
    3,409.97/5,110.39 = 1,433.77/x
  3. Step 3: Cross multiply
    3,409.97x = 5,110.39 × 1,433.77
  4. Step 4: Simplify right side
    3,409.97x = 7,327,112.89
  5. Step 5: Solve for x
    x = 7,327,112.89/3,409.97
  6. Step 6: Final answer
    x = 2,148.74

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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.