Home / 11,316.48-16,974.54-4,651.62

Finding the Fourth Proportional to 11,316.48, 16,974.54 and 4,651.62

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Solution

The fourth proportional to 11,316.48, 16,974.54 and 4,651.62 is: 6,977.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316.48 : 16,974.54 = 4,651.62 : x
  2. Step 2: Convert to fraction form
    11,316.48/16,974.54 = 4,651.62/x
  3. Step 3: Cross multiply
    11,316.48x = 16,974.54 × 4,651.62
  4. Step 4: Simplify right side
    11,316.48x = 78,959,109.75
  5. Step 5: Solve for x
    x = 78,959,109.75/11,316.48
  6. Step 6: Final answer
    x = 6,977.36

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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.