Home / 3,198.09-4,797.33-1,006.89

Finding the Fourth Proportional to 3,198.09, 4,797.33 and 1,006.89

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Solution

The fourth proportional to 3,198.09, 4,797.33 and 1,006.89 is: 1,510.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.09 : 4,797.33 = 1,006.89 : x
  2. Step 2: Convert to fraction form
    3,198.09/4,797.33 = 1,006.89/x
  3. Step 3: Cross multiply
    3,198.09x = 4,797.33 × 1,006.89
  4. Step 4: Simplify right side
    3,198.09x = 4,830,383.60
  5. Step 5: Solve for x
    x = 4,830,383.60/3,198.09
  6. Step 6: Final answer
    x = 1,510.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.