Home / 6,656.80-9,186.18-3,672.52

Finding the Fourth Proportional to 6,656.80, 9,186.18 and 3,672.52

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Solution

The fourth proportional to 6,656.80, 9,186.18 and 3,672.52 is: 5,067.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,656.80 : 9,186.18 = 3,672.52 : x
  2. Step 2: Convert to fraction form
    6,656.80/9,186.18 = 3,672.52/x
  3. Step 3: Cross multiply
    6,656.80x = 9,186.18 × 3,672.52
  4. Step 4: Simplify right side
    6,656.80x = 33,736,429.77
  5. Step 5: Solve for x
    x = 33,736,429.77/6,656.80
  6. Step 6: Final answer
    x = 5,067.97

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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.