Home / 3,251.26-4,486.74-1,759.17

Finding the Fourth Proportional to 3,251.26, 4,486.74 and 1,759.17

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Solution

The fourth proportional to 3,251.26, 4,486.74 and 1,759.17 is: 2,427.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.26 : 4,486.74 = 1,759.17 : x
  2. Step 2: Convert to fraction form
    3,251.26/4,486.74 = 1,759.17/x
  3. Step 3: Cross multiply
    3,251.26x = 4,486.74 × 1,759.17
  4. Step 4: Simplify right side
    3,251.26x = 7,892,933.29
  5. Step 5: Solve for x
    x = 7,892,933.29/3,251.26
  6. Step 6: Final answer
    x = 2,427.65

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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.