Home / 3,425.37-5,135.15-1,450.92

Finding the Fourth Proportional to 3,425.37, 5,135.15 and 1,450.92

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Solution

The fourth proportional to 3,425.37, 5,135.15 and 1,450.92 is: 2,175.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.37 : 5,135.15 = 1,450.92 : x
  2. Step 2: Convert to fraction form
    3,425.37/5,135.15 = 1,450.92/x
  3. Step 3: Cross multiply
    3,425.37x = 5,135.15 × 1,450.92
  4. Step 4: Simplify right side
    3,425.37x = 7,450,658.91
  5. Step 5: Solve for x
    x = 7,450,658.91/3,425.37
  6. Step 6: Final answer
    x = 2,175.14

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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.