Home / 2,056.44-3,083.04-1,189.80

Finding the Fourth Proportional to 2,056.44, 3,083.04 and 1,189.80

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Solution

The fourth proportional to 2,056.44, 3,083.04 and 1,189.80 is: 1,783.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.44 : 3,083.04 = 1,189.80 : x
  2. Step 2: Convert to fraction form
    2,056.44/3,083.04 = 1,189.80/x
  3. Step 3: Cross multiply
    2,056.44x = 3,083.04 × 1,189.80
  4. Step 4: Simplify right side
    2,056.44x = 3,668,200.99
  5. Step 5: Solve for x
    x = 3,668,200.99/2,056.44
  6. Step 6: Final answer
    x = 1,783.76

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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.