Home / 3,715.55-5,562.39-2,745.98

Finding the Fourth Proportional to 3,715.55, 5,562.39 and 2,745.98

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Solution

The fourth proportional to 3,715.55, 5,562.39 and 2,745.98 is: 4,110.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.55 : 5,562.39 = 2,745.98 : x
  2. Step 2: Convert to fraction form
    3,715.55/5,562.39 = 2,745.98/x
  3. Step 3: Cross multiply
    3,715.55x = 5,562.39 × 2,745.98
  4. Step 4: Simplify right side
    3,715.55x = 15,274,211.69
  5. Step 5: Solve for x
    x = 15,274,211.69/3,715.55
  6. Step 6: Final answer
    x = 4,110.89

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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.