Home / 2,517.23-3,474.75-1,889.57

Finding the Fourth Proportional to 2,517.23, 3,474.75 and 1,889.57

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Solution

The fourth proportional to 2,517.23, 3,474.75 and 1,889.57 is: 2,608.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.23 : 3,474.75 = 1,889.57 : x
  2. Step 2: Convert to fraction form
    2,517.23/3,474.75 = 1,889.57/x
  3. Step 3: Cross multiply
    2,517.23x = 3,474.75 × 1,889.57
  4. Step 4: Simplify right side
    2,517.23x = 6,565,765.98
  5. Step 5: Solve for x
    x = 6,565,765.98/2,517.23
  6. Step 6: Final answer
    x = 2,608.33

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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.