Home / 3,850.36-5,775.09-1,077.25

Finding the Fourth Proportional to 3,850.36, 5,775.09 and 1,077.25

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Solution

The fourth proportional to 3,850.36, 5,775.09 and 1,077.25 is: 1,615.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.36 : 5,775.09 = 1,077.25 : x
  2. Step 2: Convert to fraction form
    3,850.36/5,775.09 = 1,077.25/x
  3. Step 3: Cross multiply
    3,850.36x = 5,775.09 × 1,077.25
  4. Step 4: Simplify right side
    3,850.36x = 6,221,197.95
  5. Step 5: Solve for x
    x = 6,221,197.95/3,850.36
  6. Step 6: Final answer
    x = 1,615.75

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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.