Home / 4,168.11-5,751.96-2,279.69

Finding the Fourth Proportional to 4,168.11, 5,751.96 and 2,279.69

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Solution

The fourth proportional to 4,168.11, 5,751.96 and 2,279.69 is: 3,145.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.11 : 5,751.96 = 2,279.69 : x
  2. Step 2: Convert to fraction form
    4,168.11/5,751.96 = 2,279.69/x
  3. Step 3: Cross multiply
    4,168.11x = 5,751.96 × 2,279.69
  4. Step 4: Simplify right side
    4,168.11x = 13,112,656.93
  5. Step 5: Solve for x
    x = 13,112,656.93/4,168.11
  6. Step 6: Final answer
    x = 3,145.95

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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.