Home / 5,268.73-7,270.95-2,910.97

Finding the Fourth Proportional to 5,268.73, 7,270.95 and 2,910.97

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Solution

The fourth proportional to 5,268.73, 7,270.95 and 2,910.97 is: 4,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.73 : 7,270.95 = 2,910.97 : x
  2. Step 2: Convert to fraction form
    5,268.73/7,270.95 = 2,910.97/x
  3. Step 3: Cross multiply
    5,268.73x = 7,270.95 × 2,910.97
  4. Step 4: Simplify right side
    5,268.73x = 21,165,517.32
  5. Step 5: Solve for x
    x = 21,165,517.32/5,268.73
  6. Step 6: Final answer
    x = 4,017.20

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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.