Home / 3,462.41-5,212.32-3,161.09

Finding the Fourth Proportional to 3,462.41, 5,212.32 and 3,161.09

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Solution

The fourth proportional to 3,462.41, 5,212.32 and 3,161.09 is: 4,758.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.41 : 5,212.32 = 3,161.09 : x
  2. Step 2: Convert to fraction form
    3,462.41/5,212.32 = 3,161.09/x
  3. Step 3: Cross multiply
    3,462.41x = 5,212.32 × 3,161.09
  4. Step 4: Simplify right side
    3,462.41x = 16,476,612.63
  5. Step 5: Solve for x
    x = 16,476,612.63/3,462.41
  6. Step 6: Final answer
    x = 4,758.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.