Home / 10,680.77-16,022.69-3,285.86

Finding the Fourth Proportional to 10,680.77, 16,022.69 and 3,285.86

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Solution

The fourth proportional to 10,680.77, 16,022.69 and 3,285.86 is: 4,929.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,680.77 : 16,022.69 = 3,285.86 : x
  2. Step 2: Convert to fraction form
    10,680.77/16,022.69 = 3,285.86/x
  3. Step 3: Cross multiply
    10,680.77x = 16,022.69 × 3,285.86
  4. Step 4: Simplify right side
    10,680.77x = 52,648,219.62
  5. Step 5: Solve for x
    x = 52,648,219.62/10,680.77
  6. Step 6: Final answer
    x = 4,929.26

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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.