Home / 4,827.88-6,662.41-2,731.87

Finding the Fourth Proportional to 4,827.88, 6,662.41 and 2,731.87

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Solution

The fourth proportional to 4,827.88, 6,662.41 and 2,731.87 is: 3,769.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.88 : 6,662.41 = 2,731.87 : x
  2. Step 2: Convert to fraction form
    4,827.88/6,662.41 = 2,731.87/x
  3. Step 3: Cross multiply
    4,827.88x = 6,662.41 × 2,731.87
  4. Step 4: Simplify right side
    4,827.88x = 18,200,838.01
  5. Step 5: Solve for x
    x = 18,200,838.01/4,827.88
  6. Step 6: Final answer
    x = 3,769.94

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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.