Home / 10,104.69-15,155.82-3,530.34

Finding the Fourth Proportional to 10,104.69, 15,155.82 and 3,530.34

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Solution

The fourth proportional to 10,104.69, 15,155.82 and 3,530.34 is: 5,295.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104.69 : 15,155.82 = 3,530.34 : x
  2. Step 2: Convert to fraction form
    10,104.69/15,155.82 = 3,530.34/x
  3. Step 3: Cross multiply
    10,104.69x = 15,155.82 × 3,530.34
  4. Step 4: Simplify right side
    10,104.69x = 53,505,197.58
  5. Step 5: Solve for x
    x = 53,505,197.58/10,104.69
  6. Step 6: Final answer
    x = 5,295.09

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