Home / 6,135.85-8,467.82-3,619.43

Finding the Fourth Proportional to 6,135.85, 8,467.82 and 3,619.43

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Solution

The fourth proportional to 6,135.85, 8,467.82 and 3,619.43 is: 4,995.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,135.85 : 8,467.82 = 3,619.43 : x
  2. Step 2: Convert to fraction form
    6,135.85/8,467.82 = 3,619.43/x
  3. Step 3: Cross multiply
    6,135.85x = 8,467.82 × 3,619.43
  4. Step 4: Simplify right side
    6,135.85x = 30,648,681.74
  5. Step 5: Solve for x
    x = 30,648,681.74/6,135.85
  6. Step 6: Final answer
    x = 4,995.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.