Home / 8,589.24-12,885.48-2,744.28

Finding the Fourth Proportional to 8,589.24, 12,885.48 and 2,744.28

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Solution

The fourth proportional to 8,589.24, 12,885.48 and 2,744.28 is: 4,116.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589.24 : 12,885.48 = 2,744.28 : x
  2. Step 2: Convert to fraction form
    8,589.24/12,885.48 = 2,744.28/x
  3. Step 3: Cross multiply
    8,589.24x = 12,885.48 × 2,744.28
  4. Step 4: Simplify right side
    8,589.24x = 35,361,365.05
  5. Step 5: Solve for x
    x = 35,361,365.05/8,589.24
  6. Step 6: Final answer
    x = 4,116.94

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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.