Home / 3,832.65-5,289.71-2,261.52

Finding the Fourth Proportional to 3,832.65, 5,289.71 and 2,261.52

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Solution

The fourth proportional to 3,832.65, 5,289.71 and 2,261.52 is: 3,121.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832.65 : 5,289.71 = 2,261.52 : x
  2. Step 2: Convert to fraction form
    3,832.65/5,289.71 = 2,261.52/x
  3. Step 3: Cross multiply
    3,832.65x = 5,289.71 × 2,261.52
  4. Step 4: Simplify right side
    3,832.65x = 11,962,773.65
  5. Step 5: Solve for x
    x = 11,962,773.65/3,832.65
  6. Step 6: Final answer
    x = 3,121.28

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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.