Home / 4,553.80-6,829.74-2,212.80

Finding the Fourth Proportional to 4,553.80, 6,829.74 and 2,212.80

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Solution

The fourth proportional to 4,553.80, 6,829.74 and 2,212.80 is: 3,318.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,553.80 : 6,829.74 = 2,212.80 : x
  2. Step 2: Convert to fraction form
    4,553.80/6,829.74 = 2,212.80/x
  3. Step 3: Cross multiply
    4,553.80x = 6,829.74 × 2,212.80
  4. Step 4: Simplify right side
    4,553.80x = 15,112,848.67
  5. Step 5: Solve for x
    x = 15,112,848.67/4,553.80
  6. Step 6: Final answer
    x = 3,318.73

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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.