Home / 8,054.22-12,079.14-2,209.44

Finding the Fourth Proportional to 8,054.22, 12,079.14 and 2,209.44

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Solution

The fourth proportional to 8,054.22, 12,079.14 and 2,209.44 is: 3,313.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.22 : 12,079.14 = 2,209.44 : x
  2. Step 2: Convert to fraction form
    8,054.22/12,079.14 = 2,209.44/x
  3. Step 3: Cross multiply
    8,054.22x = 12,079.14 × 2,209.44
  4. Step 4: Simplify right side
    8,054.22x = 26,688,135.08
  5. Step 5: Solve for x
    x = 26,688,135.08/8,054.22
  6. Step 6: Final answer
    x = 3,313.56

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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.