Home / 2,193.24-3,026.50-1,198.46

Finding the Fourth Proportional to 2,193.24, 3,026.50 and 1,198.46

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Solution

The fourth proportional to 2,193.24, 3,026.50 and 1,198.46 is: 1,653.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.24 : 3,026.50 = 1,198.46 : x
  2. Step 2: Convert to fraction form
    2,193.24/3,026.50 = 1,198.46/x
  3. Step 3: Cross multiply
    2,193.24x = 3,026.50 × 1,198.46
  4. Step 4: Simplify right side
    2,193.24x = 3,627,139.19
  5. Step 5: Solve for x
    x = 3,627,139.19/2,193.24
  6. Step 6: Final answer
    x = 1,653.78

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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.