Home / 8,839.31-12,198.14-4,860.39

Finding the Fourth Proportional to 8,839.31, 12,198.14 and 4,860.39

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Solution

The fourth proportional to 8,839.31, 12,198.14 and 4,860.39 is: 6,707.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.31 : 12,198.14 = 4,860.39 : x
  2. Step 2: Convert to fraction form
    8,839.31/12,198.14 = 4,860.39/x
  3. Step 3: Cross multiply
    8,839.31x = 12,198.14 × 4,860.39
  4. Step 4: Simplify right side
    8,839.31x = 59,287,632.38
  5. Step 5: Solve for x
    x = 59,287,632.38/8,839.31
  6. Step 6: Final answer
    x = 6,707.27

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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.