Home / 3,175.00-4,382.71-2,842.83

Finding the Fourth Proportional to 3,175.00, 4,382.71 and 2,842.83

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Solution

The fourth proportional to 3,175.00, 4,382.71 and 2,842.83 is: 3,924.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.00 : 4,382.71 = 2,842.83 : x
  2. Step 2: Convert to fraction form
    3,175.00/4,382.71 = 2,842.83/x
  3. Step 3: Cross multiply
    3,175.00x = 4,382.71 × 2,842.83
  4. Step 4: Simplify right side
    3,175.00x = 12,459,292.36
  5. Step 5: Solve for x
    x = 12,459,292.36/3,175.00
  6. Step 6: Final answer
    x = 3,924.19

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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.