Home / 3,833.46-5,289.91-2,261.25

Finding the Fourth Proportional to 3,833.46, 5,289.91 and 2,261.25

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Solution

The fourth proportional to 3,833.46, 5,289.91 and 2,261.25 is: 3,120.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833.46 : 5,289.91 = 2,261.25 : x
  2. Step 2: Convert to fraction form
    3,833.46/5,289.91 = 2,261.25/x
  3. Step 3: Cross multiply
    3,833.46x = 5,289.91 × 2,261.25
  4. Step 4: Simplify right side
    3,833.46x = 11,961,803.33
  5. Step 5: Solve for x
    x = 11,961,803.33/3,833.46
  6. Step 6: Final answer
    x = 3,120.37

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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.