Home / 3,830.36-5,286.38-2,337.95

Finding the Fourth Proportional to 3,830.36, 5,286.38 and 2,337.95

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Solution

The fourth proportional to 3,830.36, 5,286.38 and 2,337.95 is: 3,226.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.36 : 5,286.38 = 2,337.95 : x
  2. Step 2: Convert to fraction form
    3,830.36/5,286.38 = 2,337.95/x
  3. Step 3: Cross multiply
    3,830.36x = 5,286.38 × 2,337.95
  4. Step 4: Simplify right side
    3,830.36x = 12,359,280.43
  5. Step 5: Solve for x
    x = 12,359,280.43/3,830.36
  6. Step 6: Final answer
    x = 3,226.67

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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.