Home / 11,849.49-16,350.44-6,813.90

Finding the Fourth Proportional to 11,849.49, 16,350.44 and 6,813.90

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Solution

The fourth proportional to 11,849.49, 16,350.44 and 6,813.90 is: 9,402.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,849.49 : 16,350.44 = 6,813.90 : x
  2. Step 2: Convert to fraction form
    11,849.49/16,350.44 = 6,813.90/x
  3. Step 3: Cross multiply
    11,849.49x = 16,350.44 × 6,813.90
  4. Step 4: Simplify right side
    11,849.49x = 111,410,229.05
  5. Step 5: Solve for x
    x = 111,410,229.05/11,849.49
  6. Step 6: Final answer
    x = 9,402.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.