Home / 4,218.41-6,328.22-1,296.96

Finding the Fourth Proportional to 4,218.41, 6,328.22 and 1,296.96

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Solution

The fourth proportional to 4,218.41, 6,328.22 and 1,296.96 is: 1,945.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.41 : 6,328.22 = 1,296.96 : x
  2. Step 2: Convert to fraction form
    4,218.41/6,328.22 = 1,296.96/x
  3. Step 3: Cross multiply
    4,218.41x = 6,328.22 × 1,296.96
  4. Step 4: Simplify right side
    4,218.41x = 8,207,448.21
  5. Step 5: Solve for x
    x = 8,207,448.21/4,218.41
  6. Step 6: Final answer
    x = 1,945.63

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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.