Home / 3,984.44-5,976.96-1,210.94

Finding the Fourth Proportional to 3,984.44, 5,976.96 and 1,210.94

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Solution

The fourth proportional to 3,984.44, 5,976.96 and 1,210.94 is: 1,816.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.44 : 5,976.96 = 1,210.94 : x
  2. Step 2: Convert to fraction form
    3,984.44/5,976.96 = 1,210.94/x
  3. Step 3: Cross multiply
    3,984.44x = 5,976.96 × 1,210.94
  4. Step 4: Simplify right side
    3,984.44x = 7,237,739.94
  5. Step 5: Solve for x
    x = 7,237,739.94/3,984.44
  6. Step 6: Final answer
    x = 1,816.50

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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.