Home / 7,788.54-11,674.60-3,834.32

Finding the Fourth Proportional to 7,788.54, 11,674.60 and 3,834.32

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Solution

The fourth proportional to 7,788.54, 11,674.60 and 3,834.32 is: 5,747.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788.54 : 11,674.60 = 3,834.32 : x
  2. Step 2: Convert to fraction form
    7,788.54/11,674.60 = 3,834.32/x
  3. Step 3: Cross multiply
    7,788.54x = 11,674.60 × 3,834.32
  4. Step 4: Simplify right side
    7,788.54x = 44,764,152.27
  5. Step 5: Solve for x
    x = 44,764,152.27/7,788.54
  6. Step 6: Final answer
    x = 5,747.44

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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.