Home / 3,385.53-5,074.65-3,230.34

Finding the Fourth Proportional to 3,385.53, 5,074.65 and 3,230.34

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Solution

The fourth proportional to 3,385.53, 5,074.65 and 3,230.34 is: 4,842.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.53 : 5,074.65 = 3,230.34 : x
  2. Step 2: Convert to fraction form
    3,385.53/5,074.65 = 3,230.34/x
  3. Step 3: Cross multiply
    3,385.53x = 5,074.65 × 3,230.34
  4. Step 4: Simplify right side
    3,385.53x = 16,392,844.88
  5. Step 5: Solve for x
    x = 16,392,844.88/3,385.53
  6. Step 6: Final answer
    x = 4,842.03

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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.