Home / 3,451.32-5,167.80-2,412.54

Finding the Fourth Proportional to 3,451.32, 5,167.80 and 2,412.54

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Solution

The fourth proportional to 3,451.32, 5,167.80 and 2,412.54 is: 3,612.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.32 : 5,167.80 = 2,412.54 : x
  2. Step 2: Convert to fraction form
    3,451.32/5,167.80 = 2,412.54/x
  3. Step 3: Cross multiply
    3,451.32x = 5,167.80 × 2,412.54
  4. Step 4: Simplify right side
    3,451.32x = 12,467,524.21
  5. Step 5: Solve for x
    x = 12,467,524.21/3,451.32
  6. Step 6: Final answer
    x = 3,612.39

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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.