Home / 8,231.00-12,317.76-6,732.90

Finding the Fourth Proportional to 8,231.00, 12,317.76 and 6,732.90

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Solution

The fourth proportional to 8,231.00, 12,317.76 and 6,732.90 is: 10,075.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231.00 : 12,317.76 = 6,732.90 : x
  2. Step 2: Convert to fraction form
    8,231.00/12,317.76 = 6,732.90/x
  3. Step 3: Cross multiply
    8,231.00x = 12,317.76 × 6,732.90
  4. Step 4: Simplify right side
    8,231.00x = 82,934,246.30
  5. Step 5: Solve for x
    x = 82,934,246.30/8,231.00
  6. Step 6: Final answer
    x = 10,075.85

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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.