Home / 6,786.36-9,364.64-3,801.52

Finding the Fourth Proportional to 6,786.36, 9,364.64 and 3,801.52

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Solution

The fourth proportional to 6,786.36, 9,364.64 and 3,801.52 is: 5,245.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,786.36 : 9,364.64 = 3,801.52 : x
  2. Step 2: Convert to fraction form
    6,786.36/9,364.64 = 3,801.52/x
  3. Step 3: Cross multiply
    6,786.36x = 9,364.64 × 3,801.52
  4. Step 4: Simplify right side
    6,786.36x = 35,599,866.25
  5. Step 5: Solve for x
    x = 35,599,866.25/6,786.36
  6. Step 6: Final answer
    x = 5,245.80

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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.