Home / 3,279.02-4,918.36-1,801.09

Finding the Fourth Proportional to 3,279.02, 4,918.36 and 1,801.09

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Solution

The fourth proportional to 3,279.02, 4,918.36 and 1,801.09 is: 2,701.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.02 : 4,918.36 = 1,801.09 : x
  2. Step 2: Convert to fraction form
    3,279.02/4,918.36 = 1,801.09/x
  3. Step 3: Cross multiply
    3,279.02x = 4,918.36 × 1,801.09
  4. Step 4: Simplify right side
    3,279.02x = 8,858,383.84
  5. Step 5: Solve for x
    x = 8,858,383.84/3,279.02
  6. Step 6: Final answer
    x = 2,701.53

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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.