Home / 3,166.05-4,369.14-1,768.80

Finding the Fourth Proportional to 3,166.05, 4,369.14 and 1,768.80

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Solution

The fourth proportional to 3,166.05, 4,369.14 and 1,768.80 is: 2,440.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.05 : 4,369.14 = 1,768.80 : x
  2. Step 2: Convert to fraction form
    3,166.05/4,369.14 = 1,768.80/x
  3. Step 3: Cross multiply
    3,166.05x = 4,369.14 × 1,768.80
  4. Step 4: Simplify right side
    3,166.05x = 7,728,134.83
  5. Step 5: Solve for x
    x = 7,728,134.83/3,166.05
  6. Step 6: Final answer
    x = 2,440.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.