Home / 6,655.99-9,185.80-3,672.08

Finding the Fourth Proportional to 6,655.99, 9,185.80 and 3,672.08

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Solution

The fourth proportional to 6,655.99, 9,185.80 and 3,672.08 is: 5,067.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655.99 : 9,185.80 = 3,672.08 : x
  2. Step 2: Convert to fraction form
    6,655.99/9,185.80 = 3,672.08/x
  3. Step 3: Cross multiply
    6,655.99x = 9,185.80 × 3,672.08
  4. Step 4: Simplify right side
    6,655.99x = 33,730,992.46
  5. Step 5: Solve for x
    x = 33,730,992.46/6,655.99
  6. Step 6: Final answer
    x = 5,067.76

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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.