Home / 6,086.45-9,122.36-3,979.07

Finding the Fourth Proportional to 6,086.45, 9,122.36 and 3,979.07

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Solution

The fourth proportional to 6,086.45, 9,122.36 and 3,979.07 is: 5,963.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,086.45 : 9,122.36 = 3,979.07 : x
  2. Step 2: Convert to fraction form
    6,086.45/9,122.36 = 3,979.07/x
  3. Step 3: Cross multiply
    6,086.45x = 9,122.36 × 3,979.07
  4. Step 4: Simplify right side
    6,086.45x = 36,298,477.71
  5. Step 5: Solve for x
    x = 36,298,477.71/6,086.45
  6. Step 6: Final answer
    x = 5,963.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.