Home / 3,627.23-5,448.14-3,169.78

Finding the Fourth Proportional to 3,627.23, 5,448.14 and 3,169.78

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Solution

The fourth proportional to 3,627.23, 5,448.14 and 3,169.78 is: 4,761.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.23 : 5,448.14 = 3,169.78 : x
  2. Step 2: Convert to fraction form
    3,627.23/5,448.14 = 3,169.78/x
  3. Step 3: Cross multiply
    3,627.23x = 5,448.14 × 3,169.78
  4. Step 4: Simplify right side
    3,627.23x = 17,269,409.36
  5. Step 5: Solve for x
    x = 17,269,409.36/3,627.23
  6. Step 6: Final answer
    x = 4,761.05

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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.