Home / 2,197.43-3,292.00-1,085.54

Finding the Fourth Proportional to 2,197.43, 3,292.00 and 1,085.54

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Solution

The fourth proportional to 2,197.43, 3,292.00 and 1,085.54 is: 1,626.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.43 : 3,292.00 = 1,085.54 : x
  2. Step 2: Convert to fraction form
    2,197.43/3,292.00 = 1,085.54/x
  3. Step 3: Cross multiply
    2,197.43x = 3,292.00 × 1,085.54
  4. Step 4: Simplify right side
    2,197.43x = 3,573,603.20
  5. Step 5: Solve for x
    x = 3,573,603.20/2,197.43
  6. Step 6: Final answer
    x = 1,626.27

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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.