Home / 3,170.67-4,375.40-1,773.33

Finding the Fourth Proportional to 3,170.67, 4,375.40 and 1,773.33

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Solution

The fourth proportional to 3,170.67, 4,375.40 and 1,773.33 is: 2,447.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.67 : 4,375.40 = 1,773.33 : x
  2. Step 2: Convert to fraction form
    3,170.67/4,375.40 = 1,773.33/x
  3. Step 3: Cross multiply
    3,170.67x = 4,375.40 × 1,773.33
  4. Step 4: Simplify right side
    3,170.67x = 7,759,019.22
  5. Step 5: Solve for x
    x = 7,759,019.22/3,170.67
  6. Step 6: Final answer
    x = 2,447.12

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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.