Home / 3,082.05-4,622.67-1,956.42

Finding the Fourth Proportional to 3,082.05, 4,622.67 and 1,956.42

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Solution

The fourth proportional to 3,082.05, 4,622.67 and 1,956.42 is: 2,934.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.05 : 4,622.67 = 1,956.42 : x
  2. Step 2: Convert to fraction form
    3,082.05/4,622.67 = 1,956.42/x
  3. Step 3: Cross multiply
    3,082.05x = 4,622.67 × 1,956.42
  4. Step 4: Simplify right side
    3,082.05x = 9,043,884.04
  5. Step 5: Solve for x
    x = 9,043,884.04/3,082.05
  6. Step 6: Final answer
    x = 2,934.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.