Home / 8,589.24-12,884.46-2,746.32

Finding the Fourth Proportional to 8,589.24, 12,884.46 and 2,746.32

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Solution

The fourth proportional to 8,589.24, 12,884.46 and 2,746.32 is: 4,119.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589.24 : 12,884.46 = 2,746.32 : x
  2. Step 2: Convert to fraction form
    8,589.24/12,884.46 = 2,746.32/x
  3. Step 3: Cross multiply
    8,589.24x = 12,884.46 × 2,746.32
  4. Step 4: Simplify right side
    8,589.24x = 35,384,850.19
  5. Step 5: Solve for x
    x = 35,384,850.19/8,589.24
  6. Step 6: Final answer
    x = 4,119.67

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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.