Home / 2,644.08-3,968.12-1,801.68

Finding the Fourth Proportional to 2,644.08, 3,968.12 and 1,801.68

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Solution

The fourth proportional to 2,644.08, 3,968.12 and 1,801.68 is: 2,703.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644.08 : 3,968.12 = 1,801.68 : x
  2. Step 2: Convert to fraction form
    2,644.08/3,968.12 = 1,801.68/x
  3. Step 3: Cross multiply
    2,644.08x = 3,968.12 × 1,801.68
  4. Step 4: Simplify right side
    2,644.08x = 7,149,282.44
  5. Step 5: Solve for x
    x = 7,149,282.44/2,644.08
  6. Step 6: Final answer
    x = 2,703.88

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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.