Home / 11,230.38-16,835.85-5,382.99

Finding the Fourth Proportional to 11,230.38, 16,835.85 and 5,382.99

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Solution

The fourth proportional to 11,230.38, 16,835.85 and 5,382.99 is: 8,069.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.38 : 16,835.85 = 5,382.99 : x
  2. Step 2: Convert to fraction form
    11,230.38/16,835.85 = 5,382.99/x
  3. Step 3: Cross multiply
    11,230.38x = 16,835.85 × 5,382.99
  4. Step 4: Simplify right side
    11,230.38x = 90,627,212.19
  5. Step 5: Solve for x
    x = 90,627,212.19/11,230.38
  6. Step 6: Final answer
    x = 8,069.83

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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.