Home / 3,661.36-5,049.14-2,611.60

Finding the Fourth Proportional to 3,661.36, 5,049.14 and 2,611.60

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Solution

The fourth proportional to 3,661.36, 5,049.14 and 2,611.60 is: 3,601.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661.36 : 5,049.14 = 2,611.60 : x
  2. Step 2: Convert to fraction form
    3,661.36/5,049.14 = 2,611.60/x
  3. Step 3: Cross multiply
    3,661.36x = 5,049.14 × 2,611.60
  4. Step 4: Simplify right side
    3,661.36x = 13,186,334.02
  5. Step 5: Solve for x
    x = 13,186,334.02/3,661.36
  6. Step 6: Final answer
    x = 3,601.49

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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.