Home / 2,091.24-2,884.73-1,719.97

Finding the Fourth Proportional to 2,091.24, 2,884.73 and 1,719.97

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Solution

The fourth proportional to 2,091.24, 2,884.73 and 1,719.97 is: 2,372.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091.24 : 2,884.73 = 1,719.97 : x
  2. Step 2: Convert to fraction form
    2,091.24/2,884.73 = 1,719.97/x
  3. Step 3: Cross multiply
    2,091.24x = 2,884.73 × 1,719.97
  4. Step 4: Simplify right side
    2,091.24x = 4,961,633.25
  5. Step 5: Solve for x
    x = 4,961,633.25/2,091.24
  6. Step 6: Final answer
    x = 2,372.58

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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.