Home / 4,218.36-6,326.68-1,295.88

Finding the Fourth Proportional to 4,218.36, 6,326.68 and 1,295.88

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Solution

The fourth proportional to 4,218.36, 6,326.68 and 1,295.88 is: 1,943.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.36 : 6,326.68 = 1,295.88 : x
  2. Step 2: Convert to fraction form
    4,218.36/6,326.68 = 1,295.88/x
  3. Step 3: Cross multiply
    4,218.36x = 6,326.68 × 1,295.88
  4. Step 4: Simplify right side
    4,218.36x = 8,198,618.08
  5. Step 5: Solve for x
    x = 8,198,618.08/4,218.36
  6. Step 6: Final answer
    x = 1,943.56

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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.