Home / 4,216.14-6,324.44-1,618.88

Finding the Fourth Proportional to 4,216.14, 6,324.44 and 1,618.88

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Solution

The fourth proportional to 4,216.14, 6,324.44 and 1,618.88 is: 2,428.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.14 : 6,324.44 = 1,618.88 : x
  2. Step 2: Convert to fraction form
    4,216.14/6,324.44 = 1,618.88/x
  3. Step 3: Cross multiply
    4,216.14x = 6,324.44 × 1,618.88
  4. Step 4: Simplify right side
    4,216.14x = 10,238,469.71
  5. Step 5: Solve for x
    x = 10,238,469.71/4,216.14
  6. Step 6: Final answer
    x = 2,428.40

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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.