Home / 3,227.01-4,840.53-1,279.22

Finding the Fourth Proportional to 3,227.01, 4,840.53 and 1,279.22

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Solution

The fourth proportional to 3,227.01, 4,840.53 and 1,279.22 is: 1,918.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.01 : 4,840.53 = 1,279.22 : x
  2. Step 2: Convert to fraction form
    3,227.01/4,840.53 = 1,279.22/x
  3. Step 3: Cross multiply
    3,227.01x = 4,840.53 × 1,279.22
  4. Step 4: Simplify right side
    3,227.01x = 6,192,078.58
  5. Step 5: Solve for x
    x = 6,192,078.58/3,227.01
  6. Step 6: Final answer
    x = 1,918.83

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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.