Home / 2,185.29-3,277.96-1,217.54

Finding the Fourth Proportional to 2,185.29, 3,277.96 and 1,217.54

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Solution

The fourth proportional to 2,185.29, 3,277.96 and 1,217.54 is: 1,826.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185.29 : 3,277.96 = 1,217.54 : x
  2. Step 2: Convert to fraction form
    2,185.29/3,277.96 = 1,217.54/x
  3. Step 3: Cross multiply
    2,185.29x = 3,277.96 × 1,217.54
  4. Step 4: Simplify right side
    2,185.29x = 3,991,047.13
  5. Step 5: Solve for x
    x = 3,991,047.13/2,185.29
  6. Step 6: Final answer
    x = 1,826.33

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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.