Home / 2,518.24-3,474.42-1,992.64

Finding the Fourth Proportional to 2,518.24, 3,474.42 and 1,992.64

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Solution

The fourth proportional to 2,518.24, 3,474.42 and 1,992.64 is: 2,749.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.24 : 3,474.42 = 1,992.64 : x
  2. Step 2: Convert to fraction form
    2,518.24/3,474.42 = 1,992.64/x
  3. Step 3: Cross multiply
    2,518.24x = 3,474.42 × 1,992.64
  4. Step 4: Simplify right side
    2,518.24x = 6,923,268.27
  5. Step 5: Solve for x
    x = 6,923,268.27/2,518.24
  6. Step 6: Final answer
    x = 2,749.25

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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.