Home / 6,212.52-9,318.76-1,829.88

Finding the Fourth Proportional to 6,212.52, 9,318.76 and 1,829.88

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Solution

The fourth proportional to 6,212.52, 9,318.76 and 1,829.88 is: 2,744.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.52 : 9,318.76 = 1,829.88 : x
  2. Step 2: Convert to fraction form
    6,212.52/9,318.76 = 1,829.88/x
  3. Step 3: Cross multiply
    6,212.52x = 9,318.76 × 1,829.88
  4. Step 4: Simplify right side
    6,212.52x = 17,052,212.55
  5. Step 5: Solve for x
    x = 17,052,212.55/6,212.52
  6. Step 6: Final answer
    x = 2,744.81

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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.