Home / 2,684.56-3,703.32-1,789.84

Finding the Fourth Proportional to 2,684.56, 3,703.32 and 1,789.84

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Solution

The fourth proportional to 2,684.56, 3,703.32 and 1,789.84 is: 2,469.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.56 : 3,703.32 = 1,789.84 : x
  2. Step 2: Convert to fraction form
    2,684.56/3,703.32 = 1,789.84/x
  3. Step 3: Cross multiply
    2,684.56x = 3,703.32 × 1,789.84
  4. Step 4: Simplify right side
    2,684.56x = 6,628,350.27
  5. Step 5: Solve for x
    x = 6,628,350.27/2,684.56
  6. Step 6: Final answer
    x = 2,469.06

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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.