Home / 6,750.50-10,121.33-3,240.41

Finding the Fourth Proportional to 6,750.50, 10,121.33 and 3,240.41

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Solution

The fourth proportional to 6,750.50, 10,121.33 and 3,240.41 is: 4,858.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.50 : 10,121.33 = 3,240.41 : x
  2. Step 2: Convert to fraction form
    6,750.50/10,121.33 = 3,240.41/x
  3. Step 3: Cross multiply
    6,750.50x = 10,121.33 × 3,240.41
  4. Step 4: Simplify right side
    6,750.50x = 32,797,192.14
  5. Step 5: Solve for x
    x = 32,797,192.14/6,750.50
  6. Step 6: Final answer
    x = 4,858.49

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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.