Home / 3,415.46-5,123.25-1,467.70

Finding the Fourth Proportional to 3,415.46, 5,123.25 and 1,467.70

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Solution

The fourth proportional to 3,415.46, 5,123.25 and 1,467.70 is: 2,201.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.46 : 5,123.25 = 1,467.70 : x
  2. Step 2: Convert to fraction form
    3,415.46/5,123.25 = 1,467.70/x
  3. Step 3: Cross multiply
    3,415.46x = 5,123.25 × 1,467.70
  4. Step 4: Simplify right side
    3,415.46x = 7,519,394.03
  5. Step 5: Solve for x
    x = 7,519,394.03/3,415.46
  6. Step 6: Final answer
    x = 2,201.58

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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.