Home / 11,282.58-16,926.75-7,151.94

Finding the Fourth Proportional to 11,282.58, 16,926.75 and 7,151.94

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Solution

The fourth proportional to 11,282.58, 16,926.75 and 7,151.94 is: 10,729.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.58 : 16,926.75 = 7,151.94 : x
  2. Step 2: Convert to fraction form
    11,282.58/16,926.75 = 7,151.94/x
  3. Step 3: Cross multiply
    11,282.58x = 16,926.75 × 7,151.94
  4. Step 4: Simplify right side
    11,282.58x = 121,059,100.40
  5. Step 5: Solve for x
    x = 121,059,100.40/11,282.58
  6. Step 6: Final answer
    x = 10,729.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.