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Finding the Fourth Proportional to 2,182.58, 3,273.37 and 622.55

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Solution

The fourth proportional to 2,182.58, 3,273.37 and 622.55 is: 933.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.58 : 3,273.37 = 622.55 : x
  2. Step 2: Convert to fraction form
    2,182.58/3,273.37 = 622.55/x
  3. Step 3: Cross multiply
    2,182.58x = 3,273.37 × 622.55
  4. Step 4: Simplify right side
    2,182.58x = 2,037,843.12
  5. Step 5: Solve for x
    x = 2,037,843.12/2,182.58
  6. Step 6: Final answer
    x = 933.69

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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.