Home / 2,796.08-3,858.44-1,554

Finding the Fourth Proportional to 2,796.08, 3,858.44 and 1,554

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Solution

The fourth proportional to 2,796.08, 3,858.44 and 1,554 is: 2,144.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796.08 : 3,858.44 = 1,554 : x
  2. Step 2: Convert to fraction form
    2,796.08/3,858.44 = 1,554/x
  3. Step 3: Cross multiply
    2,796.08x = 3,858.44 × 1,554
  4. Step 4: Simplify right side
    2,796.08x = 5,996,015.76
  5. Step 5: Solve for x
    x = 5,996,015.76/2,796.08
  6. Step 6: Final answer
    x = 2,144.44

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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.