Home / 4,823.74-7,234.80-2,190.43

Finding the Fourth Proportional to 4,823.74, 7,234.80 and 2,190.43

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Solution

The fourth proportional to 4,823.74, 7,234.80 and 2,190.43 is: 3,285.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,823.74 : 7,234.80 = 2,190.43 : x
  2. Step 2: Convert to fraction form
    4,823.74/7,234.80 = 2,190.43/x
  3. Step 3: Cross multiply
    4,823.74x = 7,234.80 × 2,190.43
  4. Step 4: Simplify right side
    4,823.74x = 15,847,322.96
  5. Step 5: Solve for x
    x = 15,847,322.96/4,823.74
  6. Step 6: Final answer
    x = 3,285.28

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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.