Home / 11,273.07-15,542.66-7,232.75

Finding the Fourth Proportional to 11,273.07, 15,542.66 and 7,232.75

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Solution

The fourth proportional to 11,273.07, 15,542.66 and 7,232.75 is: 9,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,273.07 : 15,542.66 = 7,232.75 : x
  2. Step 2: Convert to fraction form
    11,273.07/15,542.66 = 7,232.75/x
  3. Step 3: Cross multiply
    11,273.07x = 15,542.66 × 7,232.75
  4. Step 4: Simplify right side
    11,273.07x = 112,416,174.12
  5. Step 5: Solve for x
    x = 112,416,174.12/11,273.07
  6. Step 6: Final answer
    x = 9,972.10

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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.