Home / 2,965.18-4,091.36-1,786.33

Finding the Fourth Proportional to 2,965.18, 4,091.36 and 1,786.33

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Solution

The fourth proportional to 2,965.18, 4,091.36 and 1,786.33 is: 2,464.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.18 : 4,091.36 = 1,786.33 : x
  2. Step 2: Convert to fraction form
    2,965.18/4,091.36 = 1,786.33/x
  3. Step 3: Cross multiply
    2,965.18x = 4,091.36 × 1,786.33
  4. Step 4: Simplify right side
    2,965.18x = 7,308,519.11
  5. Step 5: Solve for x
    x = 7,308,519.11/2,965.18
  6. Step 6: Final answer
    x = 2,464.78

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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.