Home / 4,873.28-6,725.03-2,857.19

Finding the Fourth Proportional to 4,873.28, 6,725.03 and 2,857.19

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Solution

The fourth proportional to 4,873.28, 6,725.03 and 2,857.19 is: 3,942.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,873.28 : 6,725.03 = 2,857.19 : x
  2. Step 2: Convert to fraction form
    4,873.28/6,725.03 = 2,857.19/x
  3. Step 3: Cross multiply
    4,873.28x = 6,725.03 × 2,857.19
  4. Step 4: Simplify right side
    4,873.28x = 19,214,640.55
  5. Step 5: Solve for x
    x = 19,214,640.55/4,873.28
  6. Step 6: Final answer
    x = 3,942.86

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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.