Home / 4,218.49-6,327.73-1,296.79

Finding the Fourth Proportional to 4,218.49, 6,327.73 and 1,296.79

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Solution

The fourth proportional to 4,218.49, 6,327.73 and 1,296.79 is: 1,945.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.49 : 6,327.73 = 1,296.79 : x
  2. Step 2: Convert to fraction form
    4,218.49/6,327.73 = 1,296.79/x
  3. Step 3: Cross multiply
    4,218.49x = 6,327.73 × 1,296.79
  4. Step 4: Simplify right side
    4,218.49x = 8,205,717.93
  5. Step 5: Solve for x
    x = 8,205,717.93/4,218.49
  6. Step 6: Final answer
    x = 1,945.18

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1.5x scale

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.