Home / 4,168.16-5,751.83-2,279.37

Finding the Fourth Proportional to 4,168.16, 5,751.83 and 2,279.37

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Solution

The fourth proportional to 4,168.16, 5,751.83 and 2,279.37 is: 3,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.16 : 5,751.83 = 2,279.37 : x
  2. Step 2: Convert to fraction form
    4,168.16/5,751.83 = 2,279.37/x
  3. Step 3: Cross multiply
    4,168.16x = 5,751.83 × 2,279.37
  4. Step 4: Simplify right side
    4,168.16x = 13,110,548.75
  5. Step 5: Solve for x
    x = 13,110,548.75/4,168.16
  6. Step 6: Final answer
    x = 3,145.40

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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.