Home / 4,851.90-7,268.54-2,765.75

Finding the Fourth Proportional to 4,851.90, 7,268.54 and 2,765.75

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Solution

The fourth proportional to 4,851.90, 7,268.54 and 2,765.75 is: 4,143.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851.90 : 7,268.54 = 2,765.75 : x
  2. Step 2: Convert to fraction form
    4,851.90/7,268.54 = 2,765.75/x
  3. Step 3: Cross multiply
    4,851.90x = 7,268.54 × 2,765.75
  4. Step 4: Simplify right side
    4,851.90x = 20,102,914.33
  5. Step 5: Solve for x
    x = 20,102,914.33/4,851.90
  6. Step 6: Final answer
    x = 4,143.31

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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.