Home / 7,550.87-11,322.62-3,167.15

Finding the Fourth Proportional to 7,550.87, 11,322.62 and 3,167.15

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Solution

The fourth proportional to 7,550.87, 11,322.62 and 3,167.15 is: 4,749.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.87 : 11,322.62 = 3,167.15 : x
  2. Step 2: Convert to fraction form
    7,550.87/11,322.62 = 3,167.15/x
  3. Step 3: Cross multiply
    7,550.87x = 11,322.62 × 3,167.15
  4. Step 4: Simplify right side
    7,550.87x = 35,860,379.32
  5. Step 5: Solve for x
    x = 35,860,379.32/7,550.87
  6. Step 6: Final answer
    x = 4,749.18

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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.