Home / 1,517.23-2,093.46-1,163.55

Finding the Fourth Proportional to 1,517.23, 2,093.46 and 1,163.55

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Solution

The fourth proportional to 1,517.23, 2,093.46 and 1,163.55 is: 1,605.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.23 : 2,093.46 = 1,163.55 : x
  2. Step 2: Convert to fraction form
    1,517.23/2,093.46 = 1,163.55/x
  3. Step 3: Cross multiply
    1,517.23x = 2,093.46 × 1,163.55
  4. Step 4: Simplify right side
    1,517.23x = 2,435,843.64
  5. Step 5: Solve for x
    x = 2,435,843.64/1,517.23
  6. Step 6: Final answer
    x = 1,605.46

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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.