Home / 7,558.65-11,338.08-2,628.39

Finding the Fourth Proportional to 7,558.65, 11,338.08 and 2,628.39

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Solution

The fourth proportional to 7,558.65, 11,338.08 and 2,628.39 is: 3,942.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558.65 : 11,338.08 = 2,628.39 : x
  2. Step 2: Convert to fraction form
    7,558.65/11,338.08 = 2,628.39/x
  3. Step 3: Cross multiply
    7,558.65x = 11,338.08 × 2,628.39
  4. Step 4: Simplify right side
    7,558.65x = 29,800,896.09
  5. Step 5: Solve for x
    x = 29,800,896.09/7,558.65
  6. Step 6: Final answer
    x = 3,942.62

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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.