Home / 3,850.83-5,775.62-1,770.75

Finding the Fourth Proportional to 3,850.83, 5,775.62 and 1,770.75

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Solution

The fourth proportional to 3,850.83, 5,775.62 and 1,770.75 is: 2,655.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.83 : 5,775.62 = 1,770.75 : x
  2. Step 2: Convert to fraction form
    3,850.83/5,775.62 = 1,770.75/x
  3. Step 3: Cross multiply
    3,850.83x = 5,775.62 × 1,770.75
  4. Step 4: Simplify right side
    3,850.83x = 10,227,170.26
  5. Step 5: Solve for x
    x = 10,227,170.26/3,850.83
  6. Step 6: Final answer
    x = 2,655.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.