Home / 7,550.43-11,325.78-2,620.23

Finding the Fourth Proportional to 7,550.43, 11,325.78 and 2,620.23

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Solution

The fourth proportional to 7,550.43, 11,325.78 and 2,620.23 is: 3,930.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.43 : 11,325.78 = 2,620.23 : x
  2. Step 2: Convert to fraction form
    7,550.43/11,325.78 = 2,620.23/x
  3. Step 3: Cross multiply
    7,550.43x = 11,325.78 × 2,620.23
  4. Step 4: Simplify right side
    7,550.43x = 29,676,148.53
  5. Step 5: Solve for x
    x = 29,676,148.53/7,550.43
  6. Step 6: Final answer
    x = 3,930.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.