Home / 3,085.82-4,257.63-1,759.04

Finding the Fourth Proportional to 3,085.82, 4,257.63 and 1,759.04

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Solution

The fourth proportional to 3,085.82, 4,257.63 and 1,759.04 is: 2,427.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.82 : 4,257.63 = 1,759.04 : x
  2. Step 2: Convert to fraction form
    3,085.82/4,257.63 = 1,759.04/x
  3. Step 3: Cross multiply
    3,085.82x = 4,257.63 × 1,759.04
  4. Step 4: Simplify right side
    3,085.82x = 7,489,341.48
  5. Step 5: Solve for x
    x = 7,489,341.48/3,085.82
  6. Step 6: Final answer
    x = 2,427.02

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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.