Home / 6,656.16-9,185.41-3,672.12

Finding the Fourth Proportional to 6,656.16, 9,185.41 and 3,672.12

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Solution

The fourth proportional to 6,656.16, 9,185.41 and 3,672.12 is: 5,067.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,656.16 : 9,185.41 = 3,672.12 : x
  2. Step 2: Convert to fraction form
    6,656.16/9,185.41 = 3,672.12/x
  3. Step 3: Cross multiply
    6,656.16x = 9,185.41 × 3,672.12
  4. Step 4: Simplify right side
    6,656.16x = 33,729,872.66
  5. Step 5: Solve for x
    x = 33,729,872.66/6,656.16
  6. Step 6: Final answer
    x = 5,067.47

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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.