Home / 6,199.52-8,552.86-3,960.81

Finding the Fourth Proportional to 6,199.52, 8,552.86 and 3,960.81

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Solution

The fourth proportional to 6,199.52, 8,552.86 and 3,960.81 is: 5,464.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,199.52 : 8,552.86 = 3,960.81 : x
  2. Step 2: Convert to fraction form
    6,199.52/8,552.86 = 3,960.81/x
  3. Step 3: Cross multiply
    6,199.52x = 8,552.86 × 3,960.81
  4. Step 4: Simplify right side
    6,199.52x = 33,876,243.51
  5. Step 5: Solve for x
    x = 33,876,243.51/6,199.52
  6. Step 6: Final answer
    x = 5,464.34

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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.