Home / 8,839.06-12,198.11-4,860.40

Finding the Fourth Proportional to 8,839.06, 12,198.11 and 4,860.40

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Solution

The fourth proportional to 8,839.06, 12,198.11 and 4,860.40 is: 6,707.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.06 : 12,198.11 = 4,860.40 : x
  2. Step 2: Convert to fraction form
    8,839.06/12,198.11 = 4,860.40/x
  3. Step 3: Cross multiply
    8,839.06x = 12,198.11 × 4,860.40
  4. Step 4: Simplify right side
    8,839.06x = 59,287,608.55
  5. Step 5: Solve for x
    x = 59,287,608.55/8,839.06
  6. Step 6: Final answer
    x = 6,707.46

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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.