Home / 4,214-6,322.68-2,132.88

Finding the Fourth Proportional to 4,214, 6,322.68 and 2,132.88

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Solution

The fourth proportional to 4,214, 6,322.68 and 2,132.88 is: 3,200.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214 : 6,322.68 = 2,132.88 : x
  2. Step 2: Convert to fraction form
    4,214/6,322.68 = 2,132.88/x
  3. Step 3: Cross multiply
    4,214x = 6,322.68 × 2,132.88
  4. Step 4: Simplify right side
    4,214x = 13,485,517.72
  5. Step 5: Solve for x
    x = 13,485,517.72/4,214
  6. Step 6: Final answer
    x = 3,200.17

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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.