Home / 10,791.84-16,183.32-4,217.08

Finding the Fourth Proportional to 10,791.84, 16,183.32 and 4,217.08

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Solution

The fourth proportional to 10,791.84, 16,183.32 and 4,217.08 is: 6,323.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,791.84 : 16,183.32 = 4,217.08 : x
  2. Step 2: Convert to fraction form
    10,791.84/16,183.32 = 4,217.08/x
  3. Step 3: Cross multiply
    10,791.84x = 16,183.32 × 4,217.08
  4. Step 4: Simplify right side
    10,791.84x = 68,246,355.11
  5. Step 5: Solve for x
    x = 68,246,355.11/10,791.84
  6. Step 6: Final answer
    x = 6,323.89

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1.5x scale

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.