Home / 2,193.03-3,026.35-1,198.32

Finding the Fourth Proportional to 2,193.03, 3,026.35 and 1,198.32

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Solution

The fourth proportional to 2,193.03, 3,026.35 and 1,198.32 is: 1,653.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.03 : 3,026.35 = 1,198.32 : x
  2. Step 2: Convert to fraction form
    2,193.03/3,026.35 = 1,198.32/x
  3. Step 3: Cross multiply
    2,193.03x = 3,026.35 × 1,198.32
  4. Step 4: Simplify right side
    2,193.03x = 3,626,535.73
  5. Step 5: Solve for x
    x = 3,626,535.73/2,193.03
  6. Step 6: Final answer
    x = 1,653.66

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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.