Home / 8,520.46-11,757.30-4,743.04

Finding the Fourth Proportional to 8,520.46, 11,757.30 and 4,743.04

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Solution

The fourth proportional to 8,520.46, 11,757.30 and 4,743.04 is: 6,544.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520.46 : 11,757.30 = 4,743.04 : x
  2. Step 2: Convert to fraction form
    8,520.46/11,757.30 = 4,743.04/x
  3. Step 3: Cross multiply
    8,520.46x = 11,757.30 × 4,743.04
  4. Step 4: Simplify right side
    8,520.46x = 55,765,344.19
  5. Step 5: Solve for x
    x = 55,765,344.19/8,520.46
  6. Step 6: Final answer
    x = 6,544.87

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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.