Home / 4,477.62-6,716.45-1,190.95

Finding the Fourth Proportional to 4,477.62, 6,716.45 and 1,190.95

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Solution

The fourth proportional to 4,477.62, 6,716.45 and 1,190.95 is: 1,786.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.62 : 6,716.45 = 1,190.95 : x
  2. Step 2: Convert to fraction form
    4,477.62/6,716.45 = 1,190.95/x
  3. Step 3: Cross multiply
    4,477.62x = 6,716.45 × 1,190.95
  4. Step 4: Simplify right side
    4,477.62x = 7,998,950.17
  5. Step 5: Solve for x
    x = 7,998,950.17/4,477.62
  6. Step 6: Final answer
    x = 1,786.43

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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.