Home / 7,836.72-11,752.74-4,136.98

Finding the Fourth Proportional to 7,836.72, 11,752.74 and 4,136.98

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Solution

The fourth proportional to 7,836.72, 11,752.74 and 4,136.98 is: 6,204.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.72 : 11,752.74 = 4,136.98 : x
  2. Step 2: Convert to fraction form
    7,836.72/11,752.74 = 4,136.98/x
  3. Step 3: Cross multiply
    7,836.72x = 11,752.74 × 4,136.98
  4. Step 4: Simplify right side
    7,836.72x = 48,620,850.33
  5. Step 5: Solve for x
    x = 48,620,850.33/7,836.72
  6. Step 6: Final answer
    x = 6,204.23

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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.