Home / 4,242.38-6,366.66-3,203.67

Finding the Fourth Proportional to 4,242.38, 6,366.66 and 3,203.67

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Solution

The fourth proportional to 4,242.38, 6,366.66 and 3,203.67 is: 4,807.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.38 : 6,366.66 = 3,203.67 : x
  2. Step 2: Convert to fraction form
    4,242.38/6,366.66 = 3,203.67/x
  3. Step 3: Cross multiply
    4,242.38x = 6,366.66 × 3,203.67
  4. Step 4: Simplify right side
    4,242.38x = 20,396,661.62
  5. Step 5: Solve for x
    x = 20,396,661.62/4,242.38
  6. Step 6: Final answer
    x = 4,807.83

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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.