Home / 6,934.26-10,400.38-2,254.70

Finding the Fourth Proportional to 6,934.26, 10,400.38 and 2,254.70

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Solution

The fourth proportional to 6,934.26, 10,400.38 and 2,254.70 is: 3,381.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,934.26 : 10,400.38 = 2,254.70 : x
  2. Step 2: Convert to fraction form
    6,934.26/10,400.38 = 2,254.70/x
  3. Step 3: Cross multiply
    6,934.26x = 10,400.38 × 2,254.70
  4. Step 4: Simplify right side
    6,934.26x = 23,449,736.79
  5. Step 5: Solve for x
    x = 23,449,736.79/6,934.26
  6. Step 6: Final answer
    x = 3,381.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.