Home / 11,329.92-16,997.84-3,538.40

Finding the Fourth Proportional to 11,329.92, 16,997.84 and 3,538.40

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Solution

The fourth proportional to 11,329.92, 16,997.84 and 3,538.40 is: 5,308.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.92 : 16,997.84 = 3,538.40 : x
  2. Step 2: Convert to fraction form
    11,329.92/16,997.84 = 3,538.40/x
  3. Step 3: Cross multiply
    11,329.92x = 16,997.84 × 3,538.40
  4. Step 4: Simplify right side
    11,329.92x = 60,145,157.06
  5. Step 5: Solve for x
    x = 60,145,157.06/11,329.92
  6. Step 6: Final answer
    x = 5,308.52

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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.