Home / 2,362.20-3,263.92-1,942.20

Finding the Fourth Proportional to 2,362.20, 3,263.92 and 1,942.20

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Solution

The fourth proportional to 2,362.20, 3,263.92 and 1,942.20 is: 2,683.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,362.20 : 3,263.92 = 1,942.20 : x
  2. Step 2: Convert to fraction form
    2,362.20/3,263.92 = 1,942.20/x
  3. Step 3: Cross multiply
    2,362.20x = 3,263.92 × 1,942.20
  4. Step 4: Simplify right side
    2,362.20x = 6,339,185.42
  5. Step 5: Solve for x
    x = 6,339,185.42/2,362.20
  6. Step 6: Final answer
    x = 2,683.59

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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.