Home / 4,382.56-6,568.32-2,191.92

Finding the Fourth Proportional to 4,382.56, 6,568.32 and 2,191.92

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Solution

The fourth proportional to 4,382.56, 6,568.32 and 2,191.92 is: 3,285.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,382.56 : 6,568.32 = 2,191.92 : x
  2. Step 2: Convert to fraction form
    4,382.56/6,568.32 = 2,191.92/x
  3. Step 3: Cross multiply
    4,382.56x = 6,568.32 × 2,191.92
  4. Step 4: Simplify right side
    4,382.56x = 14,397,231.97
  5. Step 5: Solve for x
    x = 14,397,231.97/4,382.56
  6. Step 6: Final answer
    x = 3,285.12

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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.