Home / 3,600.88-4,969.44-2,185.56

Finding the Fourth Proportional to 3,600.88, 4,969.44 and 2,185.56

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Solution

The fourth proportional to 3,600.88, 4,969.44 and 2,185.56 is: 3,016.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.88 : 4,969.44 = 2,185.56 : x
  2. Step 2: Convert to fraction form
    3,600.88/4,969.44 = 2,185.56/x
  3. Step 3: Cross multiply
    3,600.88x = 4,969.44 × 2,185.56
  4. Step 4: Simplify right side
    3,600.88x = 10,861,009.29
  5. Step 5: Solve for x
    x = 10,861,009.29/3,600.88
  6. Step 6: Final answer
    x = 3,016.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.