Home / 4,383.78-6,568.37-3,082.51

Finding the Fourth Proportional to 4,383.78, 6,568.37 and 3,082.51

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Solution

The fourth proportional to 4,383.78, 6,568.37 and 3,082.51 is: 4,618.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,383.78 : 6,568.37 = 3,082.51 : x
  2. Step 2: Convert to fraction form
    4,383.78/6,568.37 = 3,082.51/x
  3. Step 3: Cross multiply
    4,383.78x = 6,568.37 × 3,082.51
  4. Step 4: Simplify right side
    4,383.78x = 20,247,066.21
  5. Step 5: Solve for x
    x = 20,247,066.21/4,383.78
  6. Step 6: Final answer
    x = 4,618.63

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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.