Home / 4,380.92-6,052.28-2,872.06

Finding the Fourth Proportional to 4,380.92, 6,052.28 and 2,872.06

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Solution

The fourth proportional to 4,380.92, 6,052.28 and 2,872.06 is: 3,967.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.92 : 6,052.28 = 2,872.06 : x
  2. Step 2: Convert to fraction form
    4,380.92/6,052.28 = 2,872.06/x
  3. Step 3: Cross multiply
    4,380.92x = 6,052.28 × 2,872.06
  4. Step 4: Simplify right side
    4,380.92x = 17,382,511.30
  5. Step 5: Solve for x
    x = 17,382,511.30/4,380.92
  6. Step 6: Final answer
    x = 3,967.78

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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.