Home / 7,388.52-10,192.66-4,999.33

Finding the Fourth Proportional to 7,388.52, 10,192.66 and 4,999.33

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Solution

The fourth proportional to 7,388.52, 10,192.66 and 4,999.33 is: 6,896.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.52 : 10,192.66 = 4,999.33 : x
  2. Step 2: Convert to fraction form
    7,388.52/10,192.66 = 4,999.33/x
  3. Step 3: Cross multiply
    7,388.52x = 10,192.66 × 4,999.33
  4. Step 4: Simplify right side
    7,388.52x = 50,956,470.92
  5. Step 5: Solve for x
    x = 50,956,470.92/7,388.52
  6. Step 6: Final answer
    x = 6,896.71

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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.