Home / 3,175.58-4,383.51-2,245.34

Finding the Fourth Proportional to 3,175.58, 4,383.51 and 2,245.34

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Solution

The fourth proportional to 3,175.58, 4,383.51 and 2,245.34 is: 3,099.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.58 : 4,383.51 = 2,245.34 : x
  2. Step 2: Convert to fraction form
    3,175.58/4,383.51 = 2,245.34/x
  3. Step 3: Cross multiply
    3,175.58x = 4,383.51 × 2,245.34
  4. Step 4: Simplify right side
    3,175.58x = 9,842,470.34
  5. Step 5: Solve for x
    x = 9,842,470.34/3,175.58
  6. Step 6: Final answer
    x = 3,099.42

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1.5x scale

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.