Home / 7,099.14-10,628.61-3,759.80

Finding the Fourth Proportional to 7,099.14, 10,628.61 and 3,759.80

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Solution

The fourth proportional to 7,099.14, 10,628.61 and 3,759.80 is: 5,629.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099.14 : 10,628.61 = 3,759.80 : x
  2. Step 2: Convert to fraction form
    7,099.14/10,628.61 = 3,759.80/x
  3. Step 3: Cross multiply
    7,099.14x = 10,628.61 × 3,759.80
  4. Step 4: Simplify right side
    7,099.14x = 39,961,394.73
  5. Step 5: Solve for x
    x = 39,961,394.73/7,099.14
  6. Step 6: Final answer
    x = 5,629.05

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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.