Home / 3,449.58-5,174.39-2,351.22

Finding the Fourth Proportional to 3,449.58, 5,174.39 and 2,351.22

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Solution

The fourth proportional to 3,449.58, 5,174.39 and 2,351.22 is: 3,526.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.58 : 5,174.39 = 2,351.22 : x
  2. Step 2: Convert to fraction form
    3,449.58/5,174.39 = 2,351.22/x
  3. Step 3: Cross multiply
    3,449.58x = 5,174.39 × 2,351.22
  4. Step 4: Simplify right side
    3,449.58x = 12,166,129.26
  5. Step 5: Solve for x
    x = 12,166,129.26/3,449.58
  6. Step 6: Final answer
    x = 3,526.84

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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.