Home / 4,949.28-6,829.81-2,958.66

Finding the Fourth Proportional to 4,949.28, 6,829.81 and 2,958.66

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Solution

The fourth proportional to 4,949.28, 6,829.81 and 2,958.66 is: 4,082.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.28 : 6,829.81 = 2,958.66 : x
  2. Step 2: Convert to fraction form
    4,949.28/6,829.81 = 2,958.66/x
  3. Step 3: Cross multiply
    4,949.28x = 6,829.81 × 2,958.66
  4. Step 4: Simplify right side
    4,949.28x = 20,207,078.26
  5. Step 5: Solve for x
    x = 20,207,078.26/4,949.28
  6. Step 6: Final answer
    x = 4,082.83

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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.