Home / 3,162.62-4,364.39-1,765.37

Finding the Fourth Proportional to 3,162.62, 4,364.39 and 1,765.37

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Solution

The fourth proportional to 3,162.62, 4,364.39 and 1,765.37 is: 2,436.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.62 : 4,364.39 = 1,765.37 : x
  2. Step 2: Convert to fraction form
    3,162.62/4,364.39 = 1,765.37/x
  3. Step 3: Cross multiply
    3,162.62x = 4,364.39 × 1,765.37
  4. Step 4: Simplify right side
    3,162.62x = 7,704,745.77
  5. Step 5: Solve for x
    x = 7,704,745.77/3,162.62
  6. Step 6: Final answer
    x = 2,436.19

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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.