Home / 4,206.33-6,279.91-3,213.94

Finding the Fourth Proportional to 4,206.33, 6,279.91 and 3,213.94

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Solution

The fourth proportional to 4,206.33, 6,279.91 and 3,213.94 is: 4,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206.33 : 6,279.91 = 3,213.94 : x
  2. Step 2: Convert to fraction form
    4,206.33/6,279.91 = 3,213.94/x
  3. Step 3: Cross multiply
    4,206.33x = 6,279.91 × 3,213.94
  4. Step 4: Simplify right side
    4,206.33x = 20,183,253.95
  5. Step 5: Solve for x
    x = 20,183,253.95/4,206.33
  6. Step 6: Final answer
    x = 4,798.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.