Home / 2,622.15-3,618.60-2,033.48

Finding the Fourth Proportional to 2,622.15, 3,618.60 and 2,033.48

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Solution

The fourth proportional to 2,622.15, 3,618.60 and 2,033.48 is: 2,806.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622.15 : 3,618.60 = 2,033.48 : x
  2. Step 2: Convert to fraction form
    2,622.15/3,618.60 = 2,033.48/x
  3. Step 3: Cross multiply
    2,622.15x = 3,618.60 × 2,033.48
  4. Step 4: Simplify right side
    2,622.15x = 7,358,350.73
  5. Step 5: Solve for x
    x = 7,358,350.73/2,622.15
  6. Step 6: Final answer
    x = 2,806.23

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1.5x scale

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.