Home / 5,231.32-7,846.98-3,678.27

Finding the Fourth Proportional to 5,231.32, 7,846.98 and 3,678.27

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Solution

The fourth proportional to 5,231.32, 7,846.98 and 3,678.27 is: 5,517.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.32 : 7,846.98 = 3,678.27 : x
  2. Step 2: Convert to fraction form
    5,231.32/7,846.98 = 3,678.27/x
  3. Step 3: Cross multiply
    5,231.32x = 7,846.98 × 3,678.27
  4. Step 4: Simplify right side
    5,231.32x = 28,863,311.12
  5. Step 5: Solve for x
    x = 28,863,311.12/5,231.32
  6. Step 6: Final answer
    x = 5,517.41

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1.5x scale

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.