Home / 5,266.03-7,268.40-3,169.75

Finding the Fourth Proportional to 5,266.03, 7,268.40 and 3,169.75

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Solution

The fourth proportional to 5,266.03, 7,268.40 and 3,169.75 is: 4,375.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.03 : 7,268.40 = 3,169.75 : x
  2. Step 2: Convert to fraction form
    5,266.03/7,268.40 = 3,169.75/x
  3. Step 3: Cross multiply
    5,266.03x = 7,268.40 × 3,169.75
  4. Step 4: Simplify right side
    5,266.03x = 23,039,010.90
  5. Step 5: Solve for x
    x = 23,039,010.90/5,266.03
  6. Step 6: Final answer
    x = 4,375.02

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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.