Home / 7,467.39-11,203.82-3,519.86

Finding the Fourth Proportional to 7,467.39, 11,203.82 and 3,519.86

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Solution

The fourth proportional to 7,467.39, 11,203.82 and 3,519.86 is: 5,281.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,467.39 : 11,203.82 = 3,519.86 : x
  2. Step 2: Convert to fraction form
    7,467.39/11,203.82 = 3,519.86/x
  3. Step 3: Cross multiply
    7,467.39x = 11,203.82 × 3,519.86
  4. Step 4: Simplify right side
    7,467.39x = 39,435,817.45
  5. Step 5: Solve for x
    x = 39,435,817.45/7,467.39
  6. Step 6: Final answer
    x = 5,281.07

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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.