Home / 8,589.58-12,884.38-2,746.64

Finding the Fourth Proportional to 8,589.58, 12,884.38 and 2,746.64

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Solution

The fourth proportional to 8,589.58, 12,884.38 and 2,746.64 is: 4,119.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589.58 : 12,884.38 = 2,746.64 : x
  2. Step 2: Convert to fraction form
    8,589.58/12,884.38 = 2,746.64/x
  3. Step 3: Cross multiply
    8,589.58x = 12,884.38 × 2,746.64
  4. Step 4: Simplify right side
    8,589.58x = 35,388,753.48
  5. Step 5: Solve for x
    x = 35,388,753.48/8,589.58
  6. Step 6: Final answer
    x = 4,119.96

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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.