Home / 8,704.82-13,057.23-3,158.16

Finding the Fourth Proportional to 8,704.82, 13,057.23 and 3,158.16

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Solution

The fourth proportional to 8,704.82, 13,057.23 and 3,158.16 is: 4,737.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,704.82 : 13,057.23 = 3,158.16 : x
  2. Step 2: Convert to fraction form
    8,704.82/13,057.23 = 3,158.16/x
  3. Step 3: Cross multiply
    8,704.82x = 13,057.23 × 3,158.16
  4. Step 4: Simplify right side
    8,704.82x = 41,236,821.50
  5. Step 5: Solve for x
    x = 41,236,821.50/8,704.82
  6. Step 6: Final answer
    x = 4,737.24

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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.