Home / 8,839.22-12,198.09-4,860.32

Finding the Fourth Proportional to 8,839.22, 12,198.09 and 4,860.32

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Solution

The fourth proportional to 8,839.22, 12,198.09 and 4,860.32 is: 6,707.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.22 : 12,198.09 = 4,860.32 : x
  2. Step 2: Convert to fraction form
    8,839.22/12,198.09 = 4,860.32/x
  3. Step 3: Cross multiply
    8,839.22x = 12,198.09 × 4,860.32
  4. Step 4: Simplify right side
    8,839.22x = 59,286,620.79
  5. Step 5: Solve for x
    x = 59,286,620.79/8,839.22
  6. Step 6: Final answer
    x = 6,707.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.