Home / 11,165.04-16,757.28-7,273.80

Finding the Fourth Proportional to 11,165.04, 16,757.28 and 7,273.80

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Solution

The fourth proportional to 11,165.04, 16,757.28 and 7,273.80 is: 10,917.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,165.04 : 16,757.28 = 7,273.80 : x
  2. Step 2: Convert to fraction form
    11,165.04/16,757.28 = 7,273.80/x
  3. Step 3: Cross multiply
    11,165.04x = 16,757.28 × 7,273.80
  4. Step 4: Simplify right side
    11,165.04x = 121,889,103.26
  5. Step 5: Solve for x
    x = 121,889,103.26/11,165.04
  6. Step 6: Final answer
    x = 10,917.03

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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.