Home / 3,757.24-5,634.84-1,415.75

Finding the Fourth Proportional to 3,757.24, 5,634.84 and 1,415.75

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Solution

The fourth proportional to 3,757.24, 5,634.84 and 1,415.75 is: 2,123.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.24 : 5,634.84 = 1,415.75 : x
  2. Step 2: Convert to fraction form
    3,757.24/5,634.84 = 1,415.75/x
  3. Step 3: Cross multiply
    3,757.24x = 5,634.84 × 1,415.75
  4. Step 4: Simplify right side
    3,757.24x = 7,977,496.56
  5. Step 5: Solve for x
    x = 7,977,496.56/3,757.24
  6. Step 6: Final answer
    x = 2,123.23

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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.