Home / 2,934.40-4,049.31-2,234.56

Finding the Fourth Proportional to 2,934.40, 4,049.31 and 2,234.56

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Solution

The fourth proportional to 2,934.40, 4,049.31 and 2,234.56 is: 3,083.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.40 : 4,049.31 = 2,234.56 : x
  2. Step 2: Convert to fraction form
    2,934.40/4,049.31 = 2,234.56/x
  3. Step 3: Cross multiply
    2,934.40x = 4,049.31 × 2,234.56
  4. Step 4: Simplify right side
    2,934.40x = 9,048,426.15
  5. Step 5: Solve for x
    x = 9,048,426.15/2,934.40
  6. Step 6: Final answer
    x = 3,083.57

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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.