Home / 3,082.38-4,261.79-2,944.68

Finding the Fourth Proportional to 3,082.38, 4,261.79 and 2,944.68

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Solution

The fourth proportional to 3,082.38, 4,261.79 and 2,944.68 is: 4,071.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.38 : 4,261.79 = 2,944.68 : x
  2. Step 2: Convert to fraction form
    3,082.38/4,261.79 = 2,944.68/x
  3. Step 3: Cross multiply
    3,082.38x = 4,261.79 × 2,944.68
  4. Step 4: Simplify right side
    3,082.38x = 12,549,615.14
  5. Step 5: Solve for x
    x = 12,549,615.14/3,082.38
  6. Step 6: Final answer
    x = 4,071.40

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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.