Home / 2,002.38-3,021.06-1,996.98

Finding the Fourth Proportional to 2,002.38, 3,021.06 and 1,996.98

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Solution

The fourth proportional to 2,002.38, 3,021.06 and 1,996.98 is: 3,012.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002.38 : 3,021.06 = 1,996.98 : x
  2. Step 2: Convert to fraction form
    2,002.38/3,021.06 = 1,996.98/x
  3. Step 3: Cross multiply
    2,002.38x = 3,021.06 × 1,996.98
  4. Step 4: Simplify right side
    2,002.38x = 6,032,996.40
  5. Step 5: Solve for x
    x = 6,032,996.40/2,002.38
  6. Step 6: Final answer
    x = 3,012.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.