Home / 4,872.15-6,723.20-2,882.59

Finding the Fourth Proportional to 4,872.15, 6,723.20 and 2,882.59

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Solution

The fourth proportional to 4,872.15, 6,723.20 and 2,882.59 is: 3,977.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.15 : 6,723.20 = 2,882.59 : x
  2. Step 2: Convert to fraction form
    4,872.15/6,723.20 = 2,882.59/x
  3. Step 3: Cross multiply
    4,872.15x = 6,723.20 × 2,882.59
  4. Step 4: Simplify right side
    4,872.15x = 19,380,219.49
  5. Step 5: Solve for x
    x = 19,380,219.49/4,872.15
  6. Step 6: Final answer
    x = 3,977.76

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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.