Home / 3,627.08-5,440.56-1,161.86

Finding the Fourth Proportional to 3,627.08, 5,440.56 and 1,161.86

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Solution

The fourth proportional to 3,627.08, 5,440.56 and 1,161.86 is: 1,742.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.08 : 5,440.56 = 1,161.86 : x
  2. Step 2: Convert to fraction form
    3,627.08/5,440.56 = 1,161.86/x
  3. Step 3: Cross multiply
    3,627.08x = 5,440.56 × 1,161.86
  4. Step 4: Simplify right side
    3,627.08x = 6,321,169.04
  5. Step 5: Solve for x
    x = 6,321,169.04/3,627.08
  6. Step 6: Final answer
    x = 1,742.77

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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.