Home / 11,145.28-16,725.44-5,954.88

Finding the Fourth Proportional to 11,145.28, 16,725.44 and 5,954.88

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Solution

The fourth proportional to 11,145.28, 16,725.44 and 5,954.88 is: 8,936.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,145.28 : 16,725.44 = 5,954.88 : x
  2. Step 2: Convert to fraction form
    11,145.28/16,725.44 = 5,954.88/x
  3. Step 3: Cross multiply
    11,145.28x = 16,725.44 × 5,954.88
  4. Step 4: Simplify right side
    11,145.28x = 99,597,988.15
  5. Step 5: Solve for x
    x = 99,597,988.15/11,145.28
  6. Step 6: Final answer
    x = 8,936.34

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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.