Home / 2,001.85-2,760.83-1,608.73

Finding the Fourth Proportional to 2,001.85, 2,760.83 and 1,608.73

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Solution

The fourth proportional to 2,001.85, 2,760.83 and 1,608.73 is: 2,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.85 : 2,760.83 = 1,608.73 : x
  2. Step 2: Convert to fraction form
    2,001.85/2,760.83 = 1,608.73/x
  3. Step 3: Cross multiply
    2,001.85x = 2,760.83 × 1,608.73
  4. Step 4: Simplify right side
    2,001.85x = 4,441,422.00
  5. Step 5: Solve for x
    x = 4,441,422.00/2,001.85
  6. Step 6: Final answer
    x = 2,218.66

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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.