Home / 2,863.22-4,292.07-1,217.49

Finding the Fourth Proportional to 2,863.22, 4,292.07 and 1,217.49

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Solution

The fourth proportional to 2,863.22, 4,292.07 and 1,217.49 is: 1,825.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863.22 : 4,292.07 = 1,217.49 : x
  2. Step 2: Convert to fraction form
    2,863.22/4,292.07 = 1,217.49/x
  3. Step 3: Cross multiply
    2,863.22x = 4,292.07 × 1,217.49
  4. Step 4: Simplify right side
    2,863.22x = 5,225,552.30
  5. Step 5: Solve for x
    x = 5,225,552.30/2,863.22
  6. Step 6: Final answer
    x = 1,825.06

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1.5x scale

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.