Home / 3,834.20-5,279.06-3,483.84

Finding the Fourth Proportional to 3,834.20, 5,279.06 and 3,483.84

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Solution

The fourth proportional to 3,834.20, 5,279.06 and 3,483.84 is: 4,796.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834.20 : 5,279.06 = 3,483.84 : x
  2. Step 2: Convert to fraction form
    3,834.20/5,279.06 = 3,483.84/x
  3. Step 3: Cross multiply
    3,834.20x = 5,279.06 × 3,483.84
  4. Step 4: Simplify right side
    3,834.20x = 18,391,400.39
  5. Step 5: Solve for x
    x = 18,391,400.39/3,834.20
  6. Step 6: Final answer
    x = 4,796.67

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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.