Home / 3,082.22-4,622.16-1,107.32

Finding the Fourth Proportional to 3,082.22, 4,622.16 and 1,107.32

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Solution

The fourth proportional to 3,082.22, 4,622.16 and 1,107.32 is: 1,660.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.22 : 4,622.16 = 1,107.32 : x
  2. Step 2: Convert to fraction form
    3,082.22/4,622.16 = 1,107.32/x
  3. Step 3: Cross multiply
    3,082.22x = 4,622.16 × 1,107.32
  4. Step 4: Simplify right side
    3,082.22x = 5,118,210.21
  5. Step 5: Solve for x
    x = 5,118,210.21/3,082.22
  6. Step 6: Final answer
    x = 1,660.56

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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.