Home / 8,424.99-12,633.83-4,475.38

Finding the Fourth Proportional to 8,424.99, 12,633.83 and 4,475.38

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Solution

The fourth proportional to 8,424.99, 12,633.83 and 4,475.38 is: 6,711.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424.99 : 12,633.83 = 4,475.38 : x
  2. Step 2: Convert to fraction form
    8,424.99/12,633.83 = 4,475.38/x
  3. Step 3: Cross multiply
    8,424.99x = 12,633.83 × 4,475.38
  4. Step 4: Simplify right side
    8,424.99x = 56,541,136.14
  5. Step 5: Solve for x
    x = 56,541,136.14/8,424.99
  6. Step 6: Final answer
    x = 6,711.12

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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.