Home / 3,684.15-5,527.44-2,125.98

Finding the Fourth Proportional to 3,684.15, 5,527.44 and 2,125.98

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Solution

The fourth proportional to 3,684.15, 5,527.44 and 2,125.98 is: 3,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.15 : 5,527.44 = 2,125.98 : x
  2. Step 2: Convert to fraction form
    3,684.15/5,527.44 = 2,125.98/x
  3. Step 3: Cross multiply
    3,684.15x = 5,527.44 × 2,125.98
  4. Step 4: Simplify right side
    3,684.15x = 11,751,226.89
  5. Step 5: Solve for x
    x = 11,751,226.89/3,684.15
  6. Step 6: Final answer
    x = 3,189.67

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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.