Home / 3,759.12-5,188.20-2,246.88

Finding the Fourth Proportional to 3,759.12, 5,188.20 and 2,246.88

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Solution

The fourth proportional to 3,759.12, 5,188.20 and 2,246.88 is: 3,101.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.12 : 5,188.20 = 2,246.88 : x
  2. Step 2: Convert to fraction form
    3,759.12/5,188.20 = 2,246.88/x
  3. Step 3: Cross multiply
    3,759.12x = 5,188.20 × 2,246.88
  4. Step 4: Simplify right side
    3,759.12x = 11,657,262.82
  5. Step 5: Solve for x
    x = 11,657,262.82/3,759.12
  6. Step 6: Final answer
    x = 3,101.06

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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.