Home / 3,696.36-5,544.86-1,231.20

Finding the Fourth Proportional to 3,696.36, 5,544.86 and 1,231.20

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Solution

The fourth proportional to 3,696.36, 5,544.86 and 1,231.20 is: 1,846.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.36 : 5,544.86 = 1,231.20 : x
  2. Step 2: Convert to fraction form
    3,696.36/5,544.86 = 1,231.20/x
  3. Step 3: Cross multiply
    3,696.36x = 5,544.86 × 1,231.20
  4. Step 4: Simplify right side
    3,696.36x = 6,826,831.63
  5. Step 5: Solve for x
    x = 6,826,831.63/3,696.36
  6. Step 6: Final answer
    x = 1,846.91

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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.