Home / 5,966.94-8,236.67-3,976.77

Finding the Fourth Proportional to 5,966.94, 8,236.67 and 3,976.77

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Solution

The fourth proportional to 5,966.94, 8,236.67 and 3,976.77 is: 5,489.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,966.94 : 8,236.67 = 3,976.77 : x
  2. Step 2: Convert to fraction form
    5,966.94/8,236.67 = 3,976.77/x
  3. Step 3: Cross multiply
    5,966.94x = 8,236.67 × 3,976.77
  4. Step 4: Simplify right side
    5,966.94x = 32,755,369.14
  5. Step 5: Solve for x
    x = 32,755,369.14/5,966.94
  6. Step 6: Final answer
    x = 5,489.47

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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.