Home / 2,228.36-3,074.82-1,233.63

Finding the Fourth Proportional to 2,228.36, 3,074.82 and 1,233.63

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Solution

The fourth proportional to 2,228.36, 3,074.82 and 1,233.63 is: 1,702.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.36 : 3,074.82 = 1,233.63 : x
  2. Step 2: Convert to fraction form
    2,228.36/3,074.82 = 1,233.63/x
  3. Step 3: Cross multiply
    2,228.36x = 3,074.82 × 1,233.63
  4. Step 4: Simplify right side
    2,228.36x = 3,793,190.20
  5. Step 5: Solve for x
    x = 3,793,190.20/2,228.36
  6. Step 6: Final answer
    x = 1,702.23

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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.