Home / 11,330.28-16,994.82-3,538.56

Finding the Fourth Proportional to 11,330.28, 16,994.82 and 3,538.56

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Solution

The fourth proportional to 11,330.28, 16,994.82 and 3,538.56 is: 5,307.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.28 : 16,994.82 = 3,538.56 : x
  2. Step 2: Convert to fraction form
    11,330.28/16,994.82 = 3,538.56/x
  3. Step 3: Cross multiply
    11,330.28x = 16,994.82 × 3,538.56
  4. Step 4: Simplify right side
    11,330.28x = 60,137,190.26
  5. Step 5: Solve for x
    x = 60,137,190.26/11,330.28
  6. Step 6: Final answer
    x = 5,307.65

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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.