Home / 4,969.26-6,857.75-2,731.34

Finding the Fourth Proportional to 4,969.26, 6,857.75 and 2,731.34

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Solution

The fourth proportional to 4,969.26, 6,857.75 and 2,731.34 is: 3,769.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.26 : 6,857.75 = 2,731.34 : x
  2. Step 2: Convert to fraction form
    4,969.26/6,857.75 = 2,731.34/x
  3. Step 3: Cross multiply
    4,969.26x = 6,857.75 × 2,731.34
  4. Step 4: Simplify right side
    4,969.26x = 18,730,846.89
  5. Step 5: Solve for x
    x = 18,730,846.89/4,969.26
  6. Step 6: Final answer
    x = 3,769.34

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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.