Home / 4,872.74-6,727.58-3,751.70

Finding the Fourth Proportional to 4,872.74, 6,727.58 and 3,751.70

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Solution

The fourth proportional to 4,872.74, 6,727.58 and 3,751.70 is: 5,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.74 : 6,727.58 = 3,751.70 : x
  2. Step 2: Convert to fraction form
    4,872.74/6,727.58 = 3,751.70/x
  3. Step 3: Cross multiply
    4,872.74x = 6,727.58 × 3,751.70
  4. Step 4: Simplify right side
    4,872.74x = 25,239,861.89
  5. Step 5: Solve for x
    x = 25,239,861.89/4,872.74
  6. Step 6: Final answer
    x = 5,179.81

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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.