Home / 2,193.33-3,026.80-1,198.63

Finding the Fourth Proportional to 2,193.33, 3,026.80 and 1,198.63

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Solution

The fourth proportional to 2,193.33, 3,026.80 and 1,198.63 is: 1,654.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.33 : 3,026.80 = 1,198.63 : x
  2. Step 2: Convert to fraction form
    2,193.33/3,026.80 = 1,198.63/x
  3. Step 3: Cross multiply
    2,193.33x = 3,026.80 × 1,198.63
  4. Step 4: Simplify right side
    2,193.33x = 3,628,013.28
  5. Step 5: Solve for x
    x = 3,628,013.28/2,193.33
  6. Step 6: Final answer
    x = 1,654.11

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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.