Home / 3,134.22-4,319.30-2,713.26

Finding the Fourth Proportional to 3,134.22, 4,319.30 and 2,713.26

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Solution

The fourth proportional to 3,134.22, 4,319.30 and 2,713.26 is: 3,739.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.22 : 4,319.30 = 2,713.26 : x
  2. Step 2: Convert to fraction form
    3,134.22/4,319.30 = 2,713.26/x
  3. Step 3: Cross multiply
    3,134.22x = 4,319.30 × 2,713.26
  4. Step 4: Simplify right side
    3,134.22x = 11,719,383.92
  5. Step 5: Solve for x
    x = 11,719,383.92/3,134.22
  6. Step 6: Final answer
    x = 3,739.17

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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.