Home / 3,627.19-5,440.24-1,161.75

Finding the Fourth Proportional to 3,627.19, 5,440.24 and 1,161.75

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Solution

The fourth proportional to 3,627.19, 5,440.24 and 1,161.75 is: 1,742.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.19 : 5,440.24 = 1,161.75 : x
  2. Step 2: Convert to fraction form
    3,627.19/5,440.24 = 1,161.75/x
  3. Step 3: Cross multiply
    3,627.19x = 5,440.24 × 1,161.75
  4. Step 4: Simplify right side
    3,627.19x = 6,320,198.82
  5. Step 5: Solve for x
    x = 6,320,198.82/3,627.19
  6. Step 6: Final answer
    x = 1,742.45

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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.