Home / 3,175.74-4,383.05-1,850.22

Finding the Fourth Proportional to 3,175.74, 4,383.05 and 1,850.22

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Solution

The fourth proportional to 3,175.74, 4,383.05 and 1,850.22 is: 2,553.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.74 : 4,383.05 = 1,850.22 : x
  2. Step 2: Convert to fraction form
    3,175.74/4,383.05 = 1,850.22/x
  3. Step 3: Cross multiply
    3,175.74x = 4,383.05 × 1,850.22
  4. Step 4: Simplify right side
    3,175.74x = 8,109,606.77
  5. Step 5: Solve for x
    x = 8,109,606.77/3,175.74
  6. Step 6: Final answer
    x = 2,553.61

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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.