Home / 4,283.92-6,416.68-3,816.56

Finding the Fourth Proportional to 4,283.92, 6,416.68 and 3,816.56

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Solution

The fourth proportional to 4,283.92, 6,416.68 and 3,816.56 is: 5,716.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.92 : 6,416.68 = 3,816.56 : x
  2. Step 2: Convert to fraction form
    4,283.92/6,416.68 = 3,816.56/x
  3. Step 3: Cross multiply
    4,283.92x = 6,416.68 × 3,816.56
  4. Step 4: Simplify right side
    4,283.92x = 24,489,644.22
  5. Step 5: Solve for x
    x = 24,489,644.22/4,283.92
  6. Step 6: Final answer
    x = 5,716.64

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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.