Home / 3,768.62-5,651.28-1,170.95

Finding the Fourth Proportional to 3,768.62, 5,651.28 and 1,170.95

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Solution

The fourth proportional to 3,768.62, 5,651.28 and 1,170.95 is: 1,755.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.62 : 5,651.28 = 1,170.95 : x
  2. Step 2: Convert to fraction form
    3,768.62/5,651.28 = 1,170.95/x
  3. Step 3: Cross multiply
    3,768.62x = 5,651.28 × 1,170.95
  4. Step 4: Simplify right side
    3,768.62x = 6,617,338.06
  5. Step 5: Solve for x
    x = 6,617,338.06/3,768.62
  6. Step 6: Final answer
    x = 1,755.91

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1.5x scale

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.