Home / 3,467.12-5,199.75-1,616.43

Finding the Fourth Proportional to 3,467.12, 5,199.75 and 1,616.43

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Solution

The fourth proportional to 3,467.12, 5,199.75 and 1,616.43 is: 2,424.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.12 : 5,199.75 = 1,616.43 : x
  2. Step 2: Convert to fraction form
    3,467.12/5,199.75 = 1,616.43/x
  3. Step 3: Cross multiply
    3,467.12x = 5,199.75 × 1,616.43
  4. Step 4: Simplify right side
    3,467.12x = 8,405,031.89
  5. Step 5: Solve for x
    x = 8,405,031.89/3,467.12
  6. Step 6: Final answer
    x = 2,424.21

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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.