Home / 3,768.45-5,651.06-1,171.59

Finding the Fourth Proportional to 3,768.45, 5,651.06 and 1,171.59

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Solution

The fourth proportional to 3,768.45, 5,651.06 and 1,171.59 is: 1,756.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.45 : 5,651.06 = 1,171.59 : x
  2. Step 2: Convert to fraction form
    3,768.45/5,651.06 = 1,171.59/x
  3. Step 3: Cross multiply
    3,768.45x = 5,651.06 × 1,171.59
  4. Step 4: Simplify right side
    3,768.45x = 6,620,719.53
  5. Step 5: Solve for x
    x = 6,620,719.53/3,768.45
  6. Step 6: Final answer
    x = 1,756.88

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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.