Home / 5,367.61-8,049.80-3,175.75

Finding the Fourth Proportional to 5,367.61, 8,049.80 and 3,175.75

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Solution

The fourth proportional to 5,367.61, 8,049.80 and 3,175.75 is: 4,762.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367.61 : 8,049.80 = 3,175.75 : x
  2. Step 2: Convert to fraction form
    5,367.61/8,049.80 = 3,175.75/x
  3. Step 3: Cross multiply
    5,367.61x = 8,049.80 × 3,175.75
  4. Step 4: Simplify right side
    5,367.61x = 25,564,136.47
  5. Step 5: Solve for x
    x = 25,564,136.47/5,367.61
  6. Step 6: Final answer
    x = 4,762.67

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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.