Home / 3,660.24-5,046.60-3,186.36

Finding the Fourth Proportional to 3,660.24, 5,046.60 and 3,186.36

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Solution

The fourth proportional to 3,660.24, 5,046.60 and 3,186.36 is: 4,393.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.24 : 5,046.60 = 3,186.36 : x
  2. Step 2: Convert to fraction form
    3,660.24/5,046.60 = 3,186.36/x
  3. Step 3: Cross multiply
    3,660.24x = 5,046.60 × 3,186.36
  4. Step 4: Simplify right side
    3,660.24x = 16,080,284.38
  5. Step 5: Solve for x
    x = 16,080,284.38/3,660.24
  6. Step 6: Final answer
    x = 4,393.23

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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.