Home / 2,001.12-3,002.13-1,076.43

Finding the Fourth Proportional to 2,001.12, 3,002.13 and 1,076.43

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Solution

The fourth proportional to 2,001.12, 3,002.13 and 1,076.43 is: 1,614.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.12 : 3,002.13 = 1,076.43 : x
  2. Step 2: Convert to fraction form
    2,001.12/3,002.13 = 1,076.43/x
  3. Step 3: Cross multiply
    2,001.12x = 3,002.13 × 1,076.43
  4. Step 4: Simplify right side
    2,001.12x = 3,231,582.80
  5. Step 5: Solve for x
    x = 3,231,582.80/2,001.12
  6. Step 6: Final answer
    x = 1,614.89

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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.