Home / 8,273.83-11,418.10-4,738.18

Finding the Fourth Proportional to 8,273.83, 11,418.10 and 4,738.18

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Solution

The fourth proportional to 8,273.83, 11,418.10 and 4,738.18 is: 6,538.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273.83 : 11,418.10 = 4,738.18 : x
  2. Step 2: Convert to fraction form
    8,273.83/11,418.10 = 4,738.18/x
  3. Step 3: Cross multiply
    8,273.83x = 11,418.10 × 4,738.18
  4. Step 4: Simplify right side
    8,273.83x = 54,100,932.28
  5. Step 5: Solve for x
    x = 54,100,932.28/8,273.83
  6. Step 6: Final answer
    x = 6,538.81

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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.