Home / 11,198.25-15,458.45-7,008.93

Finding the Fourth Proportional to 11,198.25, 15,458.45 and 7,008.93

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Solution

The fourth proportional to 11,198.25, 15,458.45 and 7,008.93 is: 9,675.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,198.25 : 15,458.45 = 7,008.93 : x
  2. Step 2: Convert to fraction form
    11,198.25/15,458.45 = 7,008.93/x
  3. Step 3: Cross multiply
    11,198.25x = 15,458.45 × 7,008.93
  4. Step 4: Simplify right side
    11,198.25x = 108,347,158.91
  5. Step 5: Solve for x
    x = 108,347,158.91/11,198.25
  6. Step 6: Final answer
    x = 9,675.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.