Home / 3,627.30-5,438.83-1,160.85

Finding the Fourth Proportional to 3,627.30, 5,438.83 and 1,160.85

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Solution

The fourth proportional to 3,627.30, 5,438.83 and 1,160.85 is: 1,740.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.30 : 5,438.83 = 1,160.85 : x
  2. Step 2: Convert to fraction form
    3,627.30/5,438.83 = 1,160.85/x
  3. Step 3: Cross multiply
    3,627.30x = 5,438.83 × 1,160.85
  4. Step 4: Simplify right side
    3,627.30x = 6,313,683.30
  5. Step 5: Solve for x
    x = 6,313,683.30/3,627.30
  6. Step 6: Final answer
    x = 1,740.60

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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.