Home / 4,082.77-6,121.71-2,768.14

Finding the Fourth Proportional to 4,082.77, 6,121.71 and 2,768.14

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Solution

The fourth proportional to 4,082.77, 6,121.71 and 2,768.14 is: 4,150.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.77 : 6,121.71 = 2,768.14 : x
  2. Step 2: Convert to fraction form
    4,082.77/6,121.71 = 2,768.14/x
  3. Step 3: Cross multiply
    4,082.77x = 6,121.71 × 2,768.14
  4. Step 4: Simplify right side
    4,082.77x = 16,945,750.32
  5. Step 5: Solve for x
    x = 16,945,750.32/4,082.77
  6. Step 6: Final answer
    x = 4,150.55

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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.