Home / 2,093.09-3,133.87-1,398.80

Finding the Fourth Proportional to 2,093.09, 3,133.87 and 1,398.80

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Solution

The fourth proportional to 2,093.09, 3,133.87 and 1,398.80 is: 2,094.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.09 : 3,133.87 = 1,398.80 : x
  2. Step 2: Convert to fraction form
    2,093.09/3,133.87 = 1,398.80/x
  3. Step 3: Cross multiply
    2,093.09x = 3,133.87 × 1,398.80
  4. Step 4: Simplify right side
    2,093.09x = 4,383,650.36
  5. Step 5: Solve for x
    x = 4,383,650.36/2,093.09
  6. Step 6: Final answer
    x = 2,094.34

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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.