Home / 2,025.85-3,039.32-727.33

Finding the Fourth Proportional to 2,025.85, 3,039.32 and 727.33

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Solution

The fourth proportional to 2,025.85, 3,039.32 and 727.33 is: 1,091.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,025.85 : 3,039.32 = 727.33 : x
  2. Step 2: Convert to fraction form
    2,025.85/3,039.32 = 727.33/x
  3. Step 3: Cross multiply
    2,025.85x = 3,039.32 × 727.33
  4. Step 4: Simplify right side
    2,025.85x = 2,210,590.14
  5. Step 5: Solve for x
    x = 2,210,590.14/2,025.85
  6. Step 6: Final answer
    x = 1,091.19

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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.