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Finding the Fourth Proportional to 6,941.71, 9,579.36 and 3,797.83

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Solution

The fourth proportional to 6,941.71, 9,579.36 and 3,797.83 is: 5,240.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,941.71 : 9,579.36 = 3,797.83 : x
  2. Step 2: Convert to fraction form
    6,941.71/9,579.36 = 3,797.83/x
  3. Step 3: Cross multiply
    6,941.71x = 9,579.36 × 3,797.83
  4. Step 4: Simplify right side
    6,941.71x = 36,380,780.79
  5. Step 5: Solve for x
    x = 36,380,780.79/6,941.71
  6. Step 6: Final answer
    x = 5,240.90

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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.