Home / 3,175.29-4,382.12-1,759.04

Finding the Fourth Proportional to 3,175.29, 4,382.12 and 1,759.04

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Solution

The fourth proportional to 3,175.29, 4,382.12 and 1,759.04 is: 2,427.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.29 : 4,382.12 = 1,759.04 : x
  2. Step 2: Convert to fraction form
    3,175.29/4,382.12 = 1,759.04/x
  3. Step 3: Cross multiply
    3,175.29x = 4,382.12 × 1,759.04
  4. Step 4: Simplify right side
    3,175.29x = 7,708,316.93
  5. Step 5: Solve for x
    x = 7,708,316.93/3,175.29
  6. Step 6: Final answer
    x = 2,427.59

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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.