Home / 2,193.42-3,026.93-1,198.71

Finding the Fourth Proportional to 2,193.42, 3,026.93 and 1,198.71

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Solution

The fourth proportional to 2,193.42, 3,026.93 and 1,198.71 is: 1,654.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.42 : 3,026.93 = 1,198.71 : x
  2. Step 2: Convert to fraction form
    2,193.42/3,026.93 = 1,198.71/x
  3. Step 3: Cross multiply
    2,193.42x = 3,026.93 × 1,198.71
  4. Step 4: Simplify right side
    2,193.42x = 3,628,405.27
  5. Step 5: Solve for x
    x = 3,628,405.27/2,193.42
  6. Step 6: Final answer
    x = 1,654.22

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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.