Home / 5,231.04-7,207.20-3,364.80

Finding the Fourth Proportional to 5,231.04, 7,207.20 and 3,364.80

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Solution

The fourth proportional to 5,231.04, 7,207.20 and 3,364.80 is: 4,635.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.04 : 7,207.20 = 3,364.80 : x
  2. Step 2: Convert to fraction form
    5,231.04/7,207.20 = 3,364.80/x
  3. Step 3: Cross multiply
    5,231.04x = 7,207.20 × 3,364.80
  4. Step 4: Simplify right side
    5,231.04x = 24,250,786.56
  5. Step 5: Solve for x
    x = 24,250,786.56/5,231.04
  6. Step 6: Final answer
    x = 4,635.94

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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.