Home / 4,082.27-6,123.73-1,270.76

Finding the Fourth Proportional to 4,082.27, 6,123.73 and 1,270.76

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Solution

The fourth proportional to 4,082.27, 6,123.73 and 1,270.76 is: 1,906.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.27 : 6,123.73 = 1,270.76 : x
  2. Step 2: Convert to fraction form
    4,082.27/6,123.73 = 1,270.76/x
  3. Step 3: Cross multiply
    4,082.27x = 6,123.73 × 1,270.76
  4. Step 4: Simplify right side
    4,082.27x = 7,781,756.15
  5. Step 5: Solve for x
    x = 7,781,756.15/4,082.27
  6. Step 6: Final answer
    x = 1,906.23

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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.