Home / 3,177.09-4,768.41-1,230.66

Finding the Fourth Proportional to 3,177.09, 4,768.41 and 1,230.66

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Solution

The fourth proportional to 3,177.09, 4,768.41 and 1,230.66 is: 1,847.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.09 : 4,768.41 = 1,230.66 : x
  2. Step 2: Convert to fraction form
    3,177.09/4,768.41 = 1,230.66/x
  3. Step 3: Cross multiply
    3,177.09x = 4,768.41 × 1,230.66
  4. Step 4: Simplify right side
    3,177.09x = 5,868,291.45
  5. Step 5: Solve for x
    x = 5,868,291.45/3,177.09
  6. Step 6: Final answer
    x = 1,847.06

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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.