Home / 4,218.48-6,327.39-1,296.75

Finding the Fourth Proportional to 4,218.48, 6,327.39 and 1,296.75

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Solution

The fourth proportional to 4,218.48, 6,327.39 and 1,296.75 is: 1,945.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.48 : 6,327.39 = 1,296.75 : x
  2. Step 2: Convert to fraction form
    4,218.48/6,327.39 = 1,296.75/x
  3. Step 3: Cross multiply
    4,218.48x = 6,327.39 × 1,296.75
  4. Step 4: Simplify right side
    4,218.48x = 8,205,042.98
  5. Step 5: Solve for x
    x = 8,205,042.98/4,218.48
  6. Step 6: Final answer
    x = 1,945.02

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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.