Home / 5,268.22-7,270.09-2,910.39

Finding the Fourth Proportional to 5,268.22, 7,270.09 and 2,910.39

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Solution

The fourth proportional to 5,268.22, 7,270.09 and 2,910.39 is: 4,016.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.22 : 7,270.09 = 2,910.39 : x
  2. Step 2: Convert to fraction form
    5,268.22/7,270.09 = 2,910.39/x
  3. Step 3: Cross multiply
    5,268.22x = 7,270.09 × 2,910.39
  4. Step 4: Simplify right side
    5,268.22x = 21,158,797.24
  5. Step 5: Solve for x
    x = 21,158,797.24/5,268.22
  6. Step 6: Final answer
    x = 4,016.31

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1.5x scale

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.