Home / 3,586.26-4,949.02-2,189

Finding the Fourth Proportional to 3,586.26, 4,949.02 and 2,189

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Solution

The fourth proportional to 3,586.26, 4,949.02 and 2,189 is: 3,020.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.26 : 4,949.02 = 2,189 : x
  2. Step 2: Convert to fraction form
    3,586.26/4,949.02 = 2,189/x
  3. Step 3: Cross multiply
    3,586.26x = 4,949.02 × 2,189
  4. Step 4: Simplify right side
    3,586.26x = 10,833,404.78
  5. Step 5: Solve for x
    x = 10,833,404.78/3,586.26
  6. Step 6: Final answer
    x = 3,020.81

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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.