Home / 4,757.92-7,136.68-1,295.28

Finding the Fourth Proportional to 4,757.92, 7,136.68 and 1,295.28

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Solution

The fourth proportional to 4,757.92, 7,136.68 and 1,295.28 is: 1,942.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.92 : 7,136.68 = 1,295.28 : x
  2. Step 2: Convert to fraction form
    4,757.92/7,136.68 = 1,295.28/x
  3. Step 3: Cross multiply
    4,757.92x = 7,136.68 × 1,295.28
  4. Step 4: Simplify right side
    4,757.92x = 9,243,998.87
  5. Step 5: Solve for x
    x = 9,243,998.87/4,757.92
  6. Step 6: Final answer
    x = 1,942.87

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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.