Home / 3,467.97-5,196.46-2,815.51

Finding the Fourth Proportional to 3,467.97, 5,196.46 and 2,815.51

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Solution

The fourth proportional to 3,467.97, 5,196.46 and 2,815.51 is: 4,218.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.97 : 5,196.46 = 2,815.51 : x
  2. Step 2: Convert to fraction form
    3,467.97/5,196.46 = 2,815.51/x
  3. Step 3: Cross multiply
    3,467.97x = 5,196.46 × 2,815.51
  4. Step 4: Simplify right side
    3,467.97x = 14,630,685.09
  5. Step 5: Solve for x
    x = 14,630,685.09/3,467.97
  6. Step 6: Final answer
    x = 4,218.80

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1.5x scale

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.