Home / 2,003.43-3,001.05-1,179.21

Finding the Fourth Proportional to 2,003.43, 3,001.05 and 1,179.21

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Solution

The fourth proportional to 2,003.43, 3,001.05 and 1,179.21 is: 1,766.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003.43 : 3,001.05 = 1,179.21 : x
  2. Step 2: Convert to fraction form
    2,003.43/3,001.05 = 1,179.21/x
  3. Step 3: Cross multiply
    2,003.43x = 3,001.05 × 1,179.21
  4. Step 4: Simplify right side
    2,003.43x = 3,538,862.54
  5. Step 5: Solve for x
    x = 3,538,862.54/2,003.43
  6. Step 6: Final answer
    x = 1,766.40

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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.