Home / 10,819.04-16,230.99-3,423.94

Finding the Fourth Proportional to 10,819.04, 16,230.99 and 3,423.94

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Solution

The fourth proportional to 10,819.04, 16,230.99 and 3,423.94 is: 5,136.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,819.04 : 16,230.99 = 3,423.94 : x
  2. Step 2: Convert to fraction form
    10,819.04/16,230.99 = 3,423.94/x
  3. Step 3: Cross multiply
    10,819.04x = 16,230.99 × 3,423.94
  4. Step 4: Simplify right side
    10,819.04x = 55,573,956.19
  5. Step 5: Solve for x
    x = 55,573,956.19/10,819.04
  6. Step 6: Final answer
    x = 5,136.68

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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.