Home / 6,656.29-9,185.63-3,672.25

Finding the Fourth Proportional to 6,656.29, 9,185.63 and 3,672.25

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Solution

The fourth proportional to 6,656.29, 9,185.63 and 3,672.25 is: 5,067.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,656.29 : 9,185.63 = 3,672.25 : x
  2. Step 2: Convert to fraction form
    6,656.29/9,185.63 = 3,672.25/x
  3. Step 3: Cross multiply
    6,656.29x = 9,185.63 × 3,672.25
  4. Step 4: Simplify right side
    6,656.29x = 33,731,936.66
  5. Step 5: Solve for x
    x = 33,731,936.66/6,656.29
  6. Step 6: Final answer
    x = 5,067.68

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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.