Home / 3,847.23-5,767.13-1,768.66

Finding the Fourth Proportional to 3,847.23, 5,767.13 and 1,768.66

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Solution

The fourth proportional to 3,847.23, 5,767.13 and 1,768.66 is: 2,651.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847.23 : 5,767.13 = 1,768.66 : x
  2. Step 2: Convert to fraction form
    3,847.23/5,767.13 = 1,768.66/x
  3. Step 3: Cross multiply
    3,847.23x = 5,767.13 × 1,768.66
  4. Step 4: Simplify right side
    3,847.23x = 10,200,082.15
  5. Step 5: Solve for x
    x = 10,200,082.15/3,847.23
  6. Step 6: Final answer
    x = 2,651.28

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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.