Home / 8,589.33-12,884.18-4,685.49

Finding the Fourth Proportional to 8,589.33, 12,884.18 and 4,685.49

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Solution

The fourth proportional to 8,589.33, 12,884.18 and 4,685.49 is: 7,028.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589.33 : 12,884.18 = 4,685.49 : x
  2. Step 2: Convert to fraction form
    8,589.33/12,884.18 = 4,685.49/x
  3. Step 3: Cross multiply
    8,589.33x = 12,884.18 × 4,685.49
  4. Step 4: Simplify right side
    8,589.33x = 60,368,673.12
  5. Step 5: Solve for x
    x = 60,368,673.12/8,589.33
  6. Step 6: Final answer
    x = 7,028.33

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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.