Home / 2,107.37-3,161.06-1,182.94

Finding the Fourth Proportional to 2,107.37, 3,161.06 and 1,182.94

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Solution

The fourth proportional to 2,107.37, 3,161.06 and 1,182.94 is: 1,774.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107.37 : 3,161.06 = 1,182.94 : x
  2. Step 2: Convert to fraction form
    2,107.37/3,161.06 = 1,182.94/x
  3. Step 3: Cross multiply
    2,107.37x = 3,161.06 × 1,182.94
  4. Step 4: Simplify right side
    2,107.37x = 3,739,338.40
  5. Step 5: Solve for x
    x = 3,739,338.40/2,107.37
  6. Step 6: Final answer
    x = 1,774.41

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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.