Home / 2,969.28-4,096.10-2,758.23

Finding the Fourth Proportional to 2,969.28, 4,096.10 and 2,758.23

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Solution

The fourth proportional to 2,969.28, 4,096.10 and 2,758.23 is: 3,804.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969.28 : 4,096.10 = 2,758.23 : x
  2. Step 2: Convert to fraction form
    2,969.28/4,096.10 = 2,758.23/x
  3. Step 3: Cross multiply
    2,969.28x = 4,096.10 × 2,758.23
  4. Step 4: Simplify right side
    2,969.28x = 11,297,992.80
  5. Step 5: Solve for x
    x = 11,297,992.80/2,969.28
  6. Step 6: Final answer
    x = 3,804.96

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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.