Home / 5,243.46-7,236.04-2,853.44

Finding the Fourth Proportional to 5,243.46, 7,236.04 and 2,853.44

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Solution

The fourth proportional to 5,243.46, 7,236.04 and 2,853.44 is: 3,937.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,243.46 : 7,236.04 = 2,853.44 : x
  2. Step 2: Convert to fraction form
    5,243.46/7,236.04 = 2,853.44/x
  3. Step 3: Cross multiply
    5,243.46x = 7,236.04 × 2,853.44
  4. Step 4: Simplify right side
    5,243.46x = 20,647,562.66
  5. Step 5: Solve for x
    x = 20,647,562.66/5,243.46
  6. Step 6: Final answer
    x = 3,937.77

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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.