Home / 7,423.60-11,136.20-2,493.04

Finding the Fourth Proportional to 7,423.60, 11,136.20 and 2,493.04

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Solution

The fourth proportional to 7,423.60, 11,136.20 and 2,493.04 is: 3,739.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.60 : 11,136.20 = 2,493.04 : x
  2. Step 2: Convert to fraction form
    7,423.60/11,136.20 = 2,493.04/x
  3. Step 3: Cross multiply
    7,423.60x = 11,136.20 × 2,493.04
  4. Step 4: Simplify right side
    7,423.60x = 27,762,992.05
  5. Step 5: Solve for x
    x = 27,762,992.05/7,423.60
  6. Step 6: Final answer
    x = 3,739.83

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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.