Home / 3,745.55-5,620.37-2,513.99

Finding the Fourth Proportional to 3,745.55, 5,620.37 and 2,513.99

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Solution

The fourth proportional to 3,745.55, 5,620.37 and 2,513.99 is: 3,772.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.55 : 5,620.37 = 2,513.99 : x
  2. Step 2: Convert to fraction form
    3,745.55/5,620.37 = 2,513.99/x
  3. Step 3: Cross multiply
    3,745.55x = 5,620.37 × 2,513.99
  4. Step 4: Simplify right side
    3,745.55x = 14,129,553.98
  5. Step 5: Solve for x
    x = 14,129,553.98/3,745.55
  6. Step 6: Final answer
    x = 3,772.36

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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.