Home / 3,433.45-5,149.96-1,677.77

Finding the Fourth Proportional to 3,433.45, 5,149.96 and 1,677.77

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Solution

The fourth proportional to 3,433.45, 5,149.96 and 1,677.77 is: 2,516.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.45 : 5,149.96 = 1,677.77 : x
  2. Step 2: Convert to fraction form
    3,433.45/5,149.96 = 1,677.77/x
  3. Step 3: Cross multiply
    3,433.45x = 5,149.96 × 1,677.77
  4. Step 4: Simplify right side
    3,433.45x = 8,640,448.39
  5. Step 5: Solve for x
    x = 8,640,448.39/3,433.45
  6. Step 6: Final answer
    x = 2,516.55

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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.