Home / 3,424.92-5,136.30-1,694.76

Finding the Fourth Proportional to 3,424.92, 5,136.30 and 1,694.76

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Solution

The fourth proportional to 3,424.92, 5,136.30 and 1,694.76 is: 2,541.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.92 : 5,136.30 = 1,694.76 : x
  2. Step 2: Convert to fraction form
    3,424.92/5,136.30 = 1,694.76/x
  3. Step 3: Cross multiply
    3,424.92x = 5,136.30 × 1,694.76
  4. Step 4: Simplify right side
    3,424.92x = 8,704,795.79
  5. Step 5: Solve for x
    x = 8,704,795.79/3,424.92
  6. Step 6: Final answer
    x = 2,541.61

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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.