Home / 2,380.23-3,281.54-1,633.91

Finding the Fourth Proportional to 2,380.23, 3,281.54 and 1,633.91

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Solution

The fourth proportional to 2,380.23, 3,281.54 and 1,633.91 is: 2,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380.23 : 3,281.54 = 1,633.91 : x
  2. Step 2: Convert to fraction form
    2,380.23/3,281.54 = 1,633.91/x
  3. Step 3: Cross multiply
    2,380.23x = 3,281.54 × 1,633.91
  4. Step 4: Simplify right side
    2,380.23x = 5,361,716.44
  5. Step 5: Solve for x
    x = 5,361,716.44/2,380.23
  6. Step 6: Final answer
    x = 2,252.60

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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.