Home / 8,054.42-12,081.92-2,211.48

Finding the Fourth Proportional to 8,054.42, 12,081.92 and 2,211.48

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Solution

The fourth proportional to 8,054.42, 12,081.92 and 2,211.48 is: 3,317.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.42 : 12,081.92 = 2,211.48 : x
  2. Step 2: Convert to fraction form
    8,054.42/12,081.92 = 2,211.48/x
  3. Step 3: Cross multiply
    8,054.42x = 12,081.92 × 2,211.48
  4. Step 4: Simplify right side
    8,054.42x = 26,718,924.44
  5. Step 5: Solve for x
    x = 26,718,924.44/8,054.42
  6. Step 6: Final answer
    x = 3,317.30

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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.