Home / 4,873.79-6,725.61-3,105.96

Finding the Fourth Proportional to 4,873.79, 6,725.61 and 3,105.96

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Solution

The fourth proportional to 4,873.79, 6,725.61 and 3,105.96 is: 4,286.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,873.79 : 6,725.61 = 3,105.96 : x
  2. Step 2: Convert to fraction form
    4,873.79/6,725.61 = 3,105.96/x
  3. Step 3: Cross multiply
    4,873.79x = 6,725.61 × 3,105.96
  4. Step 4: Simplify right side
    4,873.79x = 20,889,475.64
  5. Step 5: Solve for x
    x = 20,889,475.64/4,873.79
  6. Step 6: Final answer
    x = 4,286.09

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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.