Home / 7,723.27-11,627.12-5,273.61

Finding the Fourth Proportional to 7,723.27, 11,627.12 and 5,273.61

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Solution

The fourth proportional to 7,723.27, 11,627.12 and 5,273.61 is: 7,939.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.27 : 11,627.12 = 5,273.61 : x
  2. Step 2: Convert to fraction form
    7,723.27/11,627.12 = 5,273.61/x
  3. Step 3: Cross multiply
    7,723.27x = 11,627.12 × 5,273.61
  4. Step 4: Simplify right side
    7,723.27x = 61,316,896.30
  5. Step 5: Solve for x
    x = 61,316,896.30/7,723.27
  6. Step 6: Final answer
    x = 7,939.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.