Home / 3,609.52-5,409.92-1,757.86

Finding the Fourth Proportional to 3,609.52, 5,409.92 and 1,757.86

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Solution

The fourth proportional to 3,609.52, 5,409.92 and 1,757.86 is: 2,634.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.52 : 5,409.92 = 1,757.86 : x
  2. Step 2: Convert to fraction form
    3,609.52/5,409.92 = 1,757.86/x
  3. Step 3: Cross multiply
    3,609.52x = 5,409.92 × 1,757.86
  4. Step 4: Simplify right side
    3,609.52x = 9,509,881.97
  5. Step 5: Solve for x
    x = 9,509,881.97/3,609.52
  6. Step 6: Final answer
    x = 2,634.67

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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.