Home / 10,850.87-16,276.08-3,455.84

Finding the Fourth Proportional to 10,850.87, 16,276.08 and 3,455.84

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Solution

The fourth proportional to 10,850.87, 16,276.08 and 3,455.84 is: 5,183.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,850.87 : 16,276.08 = 3,455.84 : x
  2. Step 2: Convert to fraction form
    10,850.87/16,276.08 = 3,455.84/x
  3. Step 3: Cross multiply
    10,850.87x = 16,276.08 × 3,455.84
  4. Step 4: Simplify right side
    10,850.87x = 56,247,528.31
  5. Step 5: Solve for x
    x = 56,247,528.31/10,850.87
  6. Step 6: Final answer
    x = 5,183.69

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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.