Home / 4,200.08-6,301.88-2,122

Finding the Fourth Proportional to 4,200.08, 6,301.88 and 2,122

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Solution

The fourth proportional to 4,200.08, 6,301.88 and 2,122 is: 3,183.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.08 : 6,301.88 = 2,122 : x
  2. Step 2: Convert to fraction form
    4,200.08/6,301.88 = 2,122/x
  3. Step 3: Cross multiply
    4,200.08x = 6,301.88 × 2,122
  4. Step 4: Simplify right side
    4,200.08x = 13,372,589.36
  5. Step 5: Solve for x
    x = 13,372,589.36/4,200.08
  6. Step 6: Final answer
    x = 3,183.89

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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.